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Microsoft 365 Token-Replay Attacks Compromise 97 Accounts at 79 Organizations
Cybersecurity researchers have disclosed a Microsoft 365 campaign that has been observed leveraging an adversary-in-the-middle (AitM) relay to capture sign-in sessions and then replay the stolen tokens to break into email accounts at 79 organizations.
Huntress, which observed the activity between July 14 and September 22, 2026, said it detected 497 successful Microsoft 365 sign-in events across
10:10 am, October 26, 2026
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https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
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https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
id: 3794
uid: hX7bS
insdate: 2026-10-26 10:10:14
title: Microsoft 365 Token-Replay Attacks Compromise 97 Accounts at 79 Organizations
additional: Cybersecurity researchers have disclosed a Microsoft 365 campaign that has been observed leveraging an adversary-in-the-middle (AitM) relay to capture sign-in sessions and then replay the stolen tokens to break into email accounts at 79 organizations.
Huntress, which observed the activity between July 14 and September 22, 2026, said it detected 497 successful Microsoft 365 sign-in events across
category: Cybersecurity
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guid: https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
source_url: https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
updated:
image:
author_name:
author_link:
uid: hX7bS
insdate: 2026-10-26 10:10:14
title: Microsoft 365 Token-Replay Attacks Compromise 97 Accounts at 79 Organizations
additional: Cybersecurity researchers have disclosed a Microsoft 365 campaign that has been observed leveraging an adversary-in-the-middle (AitM) relay to capture sign-in sessions and then replay the stolen tokens to break into email accounts at 79 organizations.
Huntress, which observed the activity between July 14 and September 22, 2026, said it detected 497 successful Microsoft 365 sign-in events across
category: Cybersecurity
md5:
guid: https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
source_url: https://thehackernews.com/2026/10/microsoft-365-token-replay-attacks.html
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- Attackers Exploit Zimbra SNMP Flaw for Unauthenticated Remote Code Execution
- Attackers Heat French Supermarket Fridges Up to 50°C by Hijacking Danfoss Controllers
- Attackers Hijack .gh, .sl, and .as Registries to Obtain Certificates for Google Domains
- Attackers Hijack Dahua IP Cameras in Ukraine Using P2P Access and Auth Weaknesses
- Attackers Hijack MikroTik Routers Through Internet-Exposed SSH Without Authentication
- Attackers Hijacked Over 300 Tor Exit Relays to Intercept SSH Connections
- Attackers Steal METR API Key and Consume AI Credits Worth About $600,000
- Attackers Tampered with AOMEI Backupper's Update Servers for Minutes to Deliver a Backdoor
- Attackers Target Rejetto HFS Flaw That Enables Admin Session Forgery and RCE
- Attackers Target miniOrange SAML Flaws That Can Grant WordPress Admin Access
- Attackers Turn Trusted Node.js Runtime Into Malware Delivery Tool in Targeted Attacks
- Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
- Attackers Use Malicious Terraform Providers to Deliver Go Malware via HashiCorp Registry
- Attackers Use Microsoft Teams IT Support Scams to Deploy Malware and Ransomware
- Attackers Use Passkey Phishing to Hijack Microsoft Cloud Accounts and Exfiltrate Data
- Attackers Weaponize GitHub Actions Runners to Target cPanel and WHM Servers
- Attackers conceal phishing lures using invisible Unicode characters
- Attempts to Exploit Exposed "Vite" Installs (CVE-2025-30208), (Thu, Apr 2nd)
- August updates trigger 0xc0000409 errors on Windows Server 2016
- Aura confirms data breach exposing 900,000 marketing contacts
- Aurora Ransomware Operators Use Cursor AI in Attacks Against 10 Targets
- Australia Gets Into Amadey Malware Backend, Cuts Off Access to 180,000 Infected Computers
- Australia arrests alleged TeamPCP hackers behind supply-chain attacks
- Australia warns of ClickFix attacks pushing Vidar Stealer malware
- Australia warns of global campaign targeting vulnerable CMS platforms
- Australian energy provider Origin says data breach exposes client data
- Authorities Disrupt SocksEscort Proxy Botnet Exploiting 369,000 IPs Across 163 Countries
- Authorities Turn Sality's P2P Network Against Itself, Cutting Off New Malware Payloads
- Authorities dismantle 'AudiA6' ransomware crypto-laundering service
- Authorities disrupt nearly 11,000 cybercrime networks in Africa
- Authorities disrupt router DNS hijacks used to steal Microsoft 365 logins
- AutoIT Payload Injector , (Tue, Jul 28th)
- AutoJack Attack Lets One Web Page Hijack AI Agent for Host Code Execution
- Automated AI agent used to breach cybersecurity nonprofit DIVD
- Autonomous AI Agents Compromise Thousands of Credentials in Under Six Hours
- Autonomous AI Tool Finds 2-Year-Old RCE Flaw in Redis (CVE-2026-23479)
- Autonomous AI agents tried to hack US, Canadian government websites
- Avada Builder WordPress plugin flaws allow site credential theft
- Axios Supply Chain Attack Pushes Cross-Platform RAT via Compromised npm Account
- Axios npm hack used fake Teams error fix to hijack maintainer account
- Azerbaijani Energy Firm Hit by Repeated Microsoft Exchange Exploitation
- Azure CLI Password Spray Hits at Least 78 Microsoft Accounts in 81M+ Attempts
- Azure Cosmos DB Flaw Exposed Platform-Wide Key That Could Access Any Database
- BAE Systems cyberattack disrupts US federal court operations
- BGP Hijack Delivers Malicious Virtualizor Update That Establishes Persistent Root Access
- BKA Identifies REvil Leaders Behind 130 German Ransomware Attacks
- BTMOB Android malware service generates custom phishing payloads
- Backdoored PyTorch Lightning package drops credential stealer
- Backdoored Smart Slider 3 Pro Update Distributed via Compromised Nextend Servers
- Backdoored Telnyx PyPI package pushes malware hidden in WAV audio
- BambooToken Malware Uses MQTT to Control Windows and Linux Systems
- BambooToken malware controls Windows and Linux systems via MQTT
- BdThemes Supply Chain Attack Poisons JSON to Create Rogue WordPress Admins
- BdThemes plugins supply-chain hack creates rogue WordPress admins
- Bearlyfy Hits 70+ Russian Firms with Custom GenieLocker Ransomware
- Bearlyfy Hits Russian Firms with Custom GenieLocker Ransomware
- BengalSEO Poisons Bing Search Results to Deliver MayaBot and Tech Support Scams
- Berlin Refuses to Pay Hackers Who Stole Data From the City's State Network
- Berlin confirms data theft after Rhysida ransomware attack claims
- Betterleaks, a new open-source secrets scanner to replace Gitleaks
- Between alerts: What Attackers Do in the Spaces Ordinary Detection Misses
- Beyond the Zero-Day: See Your Network Like an Attacker | Webinar with HD Moore
- BeyondTrust Patches Critical Auth Bypass Flaws in Remote Support and PRA
- BeyondTrust patches zero-day exploited in attacks since August
- BeyondTrust warns of critical flaws in remote access software
- BigBear Microsoft 365 phishing service bypassed MFA at 258 organizations
- BigCommerce alerts merchants of data breach linked to Ribon apps
- Bing AI promoted fake OpenClaw GitHub repo pushing info-stealing malware
- Bing Images Flaws Let Crafted SVGs Run Commands as SYSTEM on Microsoft's Servers
- Bitget Confirms Third-Party Zero-Day Behind $387.5 Million Cryptocurrency Theft
- Bitget Says Attacker Exploited Third-Party Security Product Flaw to Steal $388M
- Bitget Says Suspected North Korean Hackers Stole $351.6M After Backend Compromise
- Bitget hacked via zero-day in third-party security products
- Bitget resumes Bitcoin withdrawals after $387.5 million crypto heist
- Bitrefill blames North Korean Lazarus group for cyberattack
- Bitter-Linked Hack-for-Hire Campaign Targets Journalists Across MENA Region
- Bitwarden CLI Compromised in Ongoing Checkmarx Supply Chain Campaign
- Bitwarden CLI npm package compromised to steal developer credentials
- Bitwarden adds support for passkey login on Windows 11
- BlackX UEFI Bootkit Bypasses Secure Boot on Patched Windows Systems Missing Revocations
- BlackX UEFI bootkit exploits Baton Drop flaw to bypass Secure Boot
- Blackfield ransomware asks Nidec Corporation for $2 million ransom
- Block the Prompt, Not the Work: The End of "Doctor No"
- BlueNoroff Zoom Phishing Kit Profiles Crypto Wallets Before Malware Delivery
- Bluekit phishing kit adopts browser-in-the-middle for login theft
- Boston Scientific says cyberattack disrupted operations globally
- Botnet Hunting for Vulnerabilities in Diagnostic Tools, (Tue, Aug 4th)
- BraZetsu Malware Turns Compromised Windows Hosts Into Criminal Marketplace Inventory
- BragJack attacks hijack AI browser agents through malicious extensions
- Brave Software releases Origin for a paid, bloat-free browsing experience
- Brave browser adds email aliases to help users evade tracking
- Brazilian LofyGang Resurfaces After Three Years With Minecraft LofyStealer Campaign
- Breach at the Beach: Play the Ultimate Entra ID CTF
- Breeze Comet Executes Hundreds of Fraudulent Transactions via Brazilian Payment Systems
- Brevo supply-chain attack injected ClickFix scripts on customer sites
- Bridging the AI Agent Authority Gap: Continuous Observability as the Decision Engine
- Bring Your Own Agent: Your Employees' Assistants Are Already Logged In
- British Scattered Spider hacker pleads guilty to crypto theft charges
- Broken VECT 2.0 ransomware acts as a data wiper for large files
- Brotli Decoder Flaw Behind Node.js RCE Also Affects Bun, Python and Other Widely Used Software
- Browser Extensions Are the New AI Consumption Channel That No One Is Talking About
- Bruteforce Scans for CrushFTP , (Tue, Mar 3rd)
- Bubble AI app builder abused to steal Microsoft account credentials
- Building a High-Impact Tier 1: The 3 Steps CISOs Must Follow
- Bullhorn takes staffing platform offline to contain cyberattack
- Burger King Japan data breach exposes 11 million customer records
- C0XMO botnet spreads via DD-WRT router flaw, kills rival malware
- CDN Tsunami Attack Abuses HTTP/3 Translation for Up to 350x DoS Amplification
- CERT-EU: European Commission hack exposes data of 30 EU entities
- CERT-In Mandates 12-Hour Patching for Internet-Facing Flaws Amid AI-Assisted Attacks
- CERT-In Recommends 12-Hour Patching for Internet-Facing Flaws Amid AI-Assisted Attacks
- CERT-In Warns AI Agents Accessed Sensitive Data at Indian Organizations During Testing
- CERT-UA Impersonation Campaign Spread AGEWHEEZE Malware to 1 Million Emails
- CERT/CC Warns of Hidden Admin Backdoor in Tenda Router Firmware
- CISA Adds 4 Actively Exploited Adobe, Joomla, and Langflow Flaws to KEV
- CISA Adds 4 Exploited Flaws to KEV, Sets May 2026 Federal Deadline
- CISA Adds 5 Actively Exploited Artifactory, ScreenConnect, and RouterOS Flaws to KEV
- CISA Adds 6 Known Exploited Flaws in Fortinet, Microsoft, and Adobe Software
- CISA Adds 8 Exploited Flaws to KEV, Sets April-May 2026 Federal Deadlines
- CISA Adds Actively Exploited ConnectWise and Windows Flaws to KEV
- CISA Adds Actively Exploited Linux Root Access Bug CVE-2026-31431 to KEV
- CISA Adds Actively Exploited SolarWinds Serv-U DoS Flaw to KEV Catalog
- CISA Adds Actively Exploited VMware Aria Operations Flaw CVE-2026-22719 to KEV Catalog
- CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation
- CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits
- CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation
- CISA Adds Exploited Cisco Catalyst SD-WAN Manager Auth Bypass to KEV
- CISA Adds Exploited Langflow and Trend Micro Apex One Vulnerabilities to KEV
- CISA Adds Exploited Magento RCE Flaw CVE-2026-45247 to KEV Catalog
- CISA Adds Exploited N-able N-central Flaw to KEV After Customer Compromises
- CISA Adds Exploited PTC Windchill RCE Flaw to KEV as Web Shell Attacks Continue
- CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV
- CISA Adds Seven Exploited Flaws as Attackers Deploy Reverse Shells and Crypto Miners
- CISA Adds Six Exploited Flaws to KEV, Including NetScaler, Linux, and SQL Server Bugs
- CISA Admin Leaked AWS GovCloud Keys on Github
- CISA Confirms Active Exploitation of Two PHP2Shell Flaws Enabling Remote Code Execution
- CISA Flags Actively Exploited Ray Flaw That Can Trigger Browser-Based RCE
- CISA Flags Actively Exploited Wing FTP Vulnerability Leaking Server Paths
- CISA Flags Actively Exploited n8n RCE Bug as 24,700 Instances Remain Exposed
- CISA Flags Apple, Craft CMS, Laravel Bugs in KEV, Orders Patching by April 3, 2026
- CISA Flags Exploited Cisco, Citrix, Fortinet Flaws, Sets Sept. 12 Federal Patch Deadline
- CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited
- CISA Flags LiteSpeed cPanel Plugin Flaw Exploited for Root Privilege Escalation
- CISA Flags SolarWinds, Ivanti, and Workspace One Vulnerabilities as Actively Exploited
- CISA Flags TeamCity CVE-2026-63077 RCE Flaw Under Active Exploitation in the Wild
- CISA Flags Three Linux Kernel Vulnerabilities Exploited in the Wild
- CISA Flags Two Actively Exploited Critical Flaws in Collabora Online and Arista VeloCloud
- CISA Orders Federal Agencies to Patch Exploited Plex2Shell, Siemens, and SiteGuard Flaws
- CISA Red Team Compromised Two Critical Infrastructure Orgs, One Detected Nothing
- CISA Says Attackers Are Exploiting Two Critical Citrix NetScaler Flaws Globally
- CISA Urges Immediate Ivanti Connect Secure Updates as Honeypots Log 105 Exploit Attempts
- CISA Warns Critical Lantronix EDS5000 Flaw Is Being Actively Exploited
- CISA Warns Fortinet Customers as FortiBleed Hits 86,644 FortiGate Devices
- CISA Warns of Actively Exploited Joomla JCE Flaw Allowing PHP Code Execution
- CISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero-Day Hit in Ransomware Attacks
- CISA alerts of active exploitation of three Linux kernel flaws
- CISA confirms PHP2Shell vulnerabilities now exploited in attacks
- CISA flags Apache ActiveMQ flaw as actively exploited in attacks
- CISA flags VMware Aria Operations RCE flaw as exploited in attacks
- CISA flags Windows Task Host vulnerability as exploited in attacks
- CISA flags Wing FTP Server flaw as actively exploited in attacks
- CISA flags new SD-WAN flaw as actively exploited in attacks
- CISA flags two-year-old Oracle flaw as actively exploited in attacks
- CISA gives feds 3 days to patch Check Point VPN bug exploited as zero-day
- CISA gives feds 4 days to patch actively exploited cPanel plugin flaw
- CISA gives feds four days to patch Ivanti flaw exploited as zero-day
- CISA orders feds to patch BlueHammer flaw exploited as zero-day
- CISA orders feds to patch Citrix NetScaler RCE flaw by Saturday
- CISA orders feds to patch DarkSword iOS flaws exploited attacks
- CISA orders feds to patch Fortinet flaw exploited in attacks by Friday
- CISA orders feds to patch Windows flaw exploited as zero-day
- CISA orders feds to patch Zimbra XSS flaw exploited in attacks
- CISA orders feds to patch Zyxel flaw exploited for data theft
- CISA orders feds to patch actively exploited Citrix flaw by Thursday
- CISA orders feds to patch actively exploited Drupal vulnerability
- CISA orders feds to patch actively exploited Ivanti flaw by Sunday
- CISA orders feds to patch actively exploited Oracle flaw by Saturday
- CISA orders feds to patch actively exploited TrueConf Server flaws
- CISA orders feds to patch exploited Citrix flaws by Wednesday
- CISA orders feds to patch exploited Fortinet EMS flaw by Friday
- CISA orders feds to patch exploited Ivanti EPMM flaw by Sunday
- CISA orders feds to patch max severity ColdFusion flaw by Friday
- CISA orders feds to patch max severity Joomla plugin flaw by Friday
- CISA orders feds to patch max-severity Cisco flaw by Sunday
- CISA orders feds to patch n8n RCE flaw exploited in attacks
- CISA orders feds to prioritize patching Langflow auth bypass flaw
- CISA orders urgent action on actively exploited Langflow RCE flaw
- CISA orders urgent patching of actively exploited Zimbra flaw
- CISA says ‘Copy Fail’ flaw now exploited to root Linux systems
- CISA sets urgent deadline to fix Cisco flaw exploited in attacks
- CISA shares advice on isolating vital systems during cyberattacks
- CISA tells govt agencies to patch critical exploited flaws in 3 days
- CISA urges US orgs to secure Microsoft Intune systems after Stryker breach
- CISA urges immediate action on actively exploited Fortinet flaws
- CISA warns Fortinet users to secure devices after FortiBleed leak
- CISA warns admins to immediately fix Ivanti flaw exploited as zero-day
- CISA warns admins to patch actively exploited SharePoint flaws
- CISA warns feds to patch iOS flaws exploited in crypto-theft attacks
- CISA warns of Apple flaws exploited in spyware, crypto-theft attacks
- CISA warns of Sharepoint, WSO2, Adobe Commerce flaws exploited in attacks
- CISA warns of active attacks exploiting Android, Linux bugs
- CISA warns of actively exploited RCE flaws in Joomla extensions
- CISA warns of another cPanel plugin flaw exploited in attacks
- CISA warns of critical pre-auth RCE flaw in MikroTik RouterOS
- CISA warns of cyberattacks disrupting U.S. water utilities
- CISA warns of cyberattacks targeting fuel tank monitoring systems
- CISA warns of hackers exploiting Langflow, N-central, Apache Tomcat flaws
- CISA warns of hackers exploiting critical MLflow vulnerability
- CISA warns of hackers now exploiting critical Node2Shell flaw
- CISA warns of max severity Ubiquiti flaws exploited in attacks
- CISA: Critical VMware RCE flaw now exploited by ransomware gangs
- CISA: Hackers chain Plex flaws in Plex2Shell attacks to breach servers
- CISA: Hackers now exploit SolarWinds Serv-U flaw to crash servers
- CISA: Hackers now exploit max severity GitLab flaw in attacks
- CISA: Medusa ransomware hit over 500 critical infrastructure orgs
- CISA: Microsoft SharePoint RCE flaw now actively exploited
- CISA: Microsoft SharePoint flaw now exploited in ransomware attacks
- CISA: New Langflow flaw actively exploited to hijack AI workflows
- CISA: Ransomware gangs now exploiting critical TeamCity flaw
- CISA: Recently patched Ivanti EPM flaw now actively exploited
- CISA: SafePay ransomware hit over 600 critical infrastructure orgs
- CISA: SonicWall SMA1000 flaws now exploited by ransomware gangs
- CISA: Splunk Enterprise flaw actively exploited, patch by Sunday
- CISA: WatchGuard RCE flaw now exploited in ransomware attacks
- CISA: Windows BlueHammer flaw now exploited by ransomware gangs
- CISA: Windows Task Host flaw now exploited by ransomware gangs
- CISO's Expert Guide to Agentic Pentesting for Websites
- CJIS v6.1 Compliance: 5 Practical Priorities for Agencies
- COLDCARD security audit phishing attack installs remote access tool
- COLDCARD wallet RNG flaw likely linked to $88 million Bitcoin theft
- CPUID Breach Distributes STX RAT via Trojanized CPU-Z and HWMonitor Downloads
- CPUID hacked to deliver malware via CPU-Z, HWMonitor downloads
- CTM360 Research Reveals How Insurance Phishing Has Evolved Into Real-Time Account Hijacking
- CVE-2024-40766: The Patch Fixed the Bug. Nobody Fixed the Configuration., (Tue, Jun 23rd)
- California AG sues 23andMe over 2023 breach exposing health data
- Calling viral AI actress Tilly Norwood? Agree to a face scan first
- Can You Prove a New CVE Is Exploitable Before Attackers Do? Learn How in This Webinar
- Can the Security Platform Finally Deliver for the Mid-Market?
- Can you enforce strong Active Directory password rules without frustrating users?
- Canada arrests three for operating “SMS blaster” device in Toronto
- Canada’s Spy Agency Used First-of-Its-Kind Warrant to Clean Botnet-Infected Devices
- Canadian Man Pleads Guilty in Snowflake Extortions
- Canadian pleads guilty to Snowflake cloud data-theft attacks
- Canadian retail giant Loblaw notifies customers of data breach
- Canvas Breach Disrupts Schools & Colleges Nationwide
- Canvas login portals hacked in mass ShinyHunters extortion campaign
- Capcom confirms data breach affecting 11.7 million accounts
- Captive Portal Detection, (Tue, Jul 21st)
- Carbonato Botnet Compromises Docker Hosts to Deploy Telegram-Controlled Hermes AI Agent
- Carhartt data breach exposes information of 12.9 million accounts
- Carnival Cruise confirms data breach affecting nearly 6 million people
- Casbaneiro Phishing Targets Latin America and Europe Using Dynamic PDF Lures
- Catch threats before they escalate with real-time Identity Telemetry
- Cavern C2 Uses DNS and Google Apps Script to Blend Into Legitimate Traffic
- CenterPoint Energy confirms customer data stolen in cyberattack
- Certighost Exploit Lets Low-Privileged Active Directory Users Impersonate a Domain Controller
- Certighost and the Privilege Hiding in Your Certificate Authority
- Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge
- Charter Communications data breach affects 4.9 million accounts
- Charter confirms data breach after ShinyHunters extortion threat
- ChatGPT AgentForger Flaw Could Deploy Rogue Workspace Agents via a Phishing Link
- ChatGPT Astra is now rolling out to $20 Plus subscription
- ChatGPT Flaw Let a Planted Prompt Send a Victim's Gmail Data to Another Account
- ChatGPT can now connect to your personal apps to mimic writing style
- ChatGPT rolls out new $100 Pro subscription to challenge Claude
- ChatGPT share links abused to host fake outage pages to deliver malware
- ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
- Cheap Android TV Boxes Pose as Phones and Turn Owners’ Broadband Into Proxies
- Check Point Discloses Two 9.8-Rated VPN Certificate Flaws Enabling Unauthenticated RCE
- Check Point Patches Exploited SmartConsole Flaw Allowing Full Admin Access
- Check Point Warns of Management Server Zero-Day Exploited in Targeted Attacks
- Check Point links VPN zero-day attacks to Qilin ransomware gang
- Check Point warns of Management Server zero-day exploited in attacks
- Check Point warns of SmartConsole zero-day exploited in attacks
- Check Point warns of hackers exploiting Security Gateway VPN RCE flaw
- Checkmarx Confirms GitHub Repository Data Posted on Dark Web After March 23 Attack
- Checkmarx confirms LAPSUS$ hackers leaked its stolen GitHub data
- Chick-fil-A data breach affects more than 13,000 customers
- Chick-fil-A discloses data breach after credential stuffing attacks
- China's Apple App Store infiltrated by crypto-stealing wallet apps
- China-Aligned Bronze Sandcastle Abuses Sandboxie DLL Sideloading to Deploy Backdoors
- China-Aligned FamousSparrow Deploys SparroWocky Backdoor Across Latin America
- China-Aligned Groups Ramp Up Attacks: Dragon Weave Hits Czech Republic & Taiwan
- China-Aligned TA419 Targets U.S. AI Policy Experts With Microsoft AitM Phishing
- China-Linked Fire Ant Hijacks Cisco Routers to Steal Credentials and Blind Security Logs
- China-Linked GopherWhisper Infects 12 Mongolian Government Systems with Go Backdoors
- China-Linked Hackers Backdoored Linux Login Software to Hide for Nearly a Decade
- China-Linked Hackers Deploy New StormEncryptor Ransomware, Likely via N-central Flaw
- China-Linked Hackers Exploit Chrome-Windows Zero-Day Chain to Deploy GRIMWEDGE
- China-Linked Hackers Exploited BeyondTrust Zero-Day to Take Over Remote Support Servers
- China-Linked Hackers Target Asian Governments, NATO State, Journalists, and Activists
- China-Linked Hackers Use ARTEX AI Agents in ConnectWise Supply Chain Attack
- China-Linked Hackers Use TernDoor, PeerTime, BruteEntry in South American Telecom Attacks
- China-Linked JDY Botnet Expands to 1,500+ Devices for Cyber Reconnaissance
- China-Linked Red Menshen Uses Stealthy BPFDoor Implants to Spy via Telecom Networks
- China-Linked SprySOCKS Backdoor Expands to Windows with Driver-Based Stealth
- China-Linked Storm-1175 Exploits Zero-Days to Rapidly Deploy Medusa Ransomware
- China-Linked TA416 Targets European Governments with PlugX and OAuth-Based Phishing
- China-Linked TA4922 Expands Phishing Attacks to U.K., Germany, Italy, and South Africa
- China-Linked TA4922 Expands Phishing Attacks to UK, Germany, Italy, and South Africa
- China-Linked UAT-7810 Expands ORB Network With New LONGLEASH Malware
- China-Linked UAT-8302 Targets Governments Using Shared APT Malware Across Regions
- China-Linked UNC3569 Exploited Sogou Input Method Flaw to Deploy GRAYRABBIT Backdoor
- China-Made ZBT Routers Ship With Two Implants Giving Unauthenticated Attackers Root Access
- China-Nexus JadeProx Uses New TriBack Loader in Government and Healthcare Attacks
- China-linked JDY botnet expands targeting of U.S. military networks
- Chinese APT deploys new malware to keep access to hacked networks
- Chinese Fire Ant hackers turn Cisco routers into spying platforms
- Chinese Hacker Commands DeepSeek via Telegram to Launch Autonomous Attacks
- Chinese Hackers Abused Google Workspace Rules to Steal Research and Defense Emails
- Chinese Hackers Exploit Chrome-Windows Zero-Day Chain to Deploy CLEANGULP Malware
- Chinese Hackers Target Southeast Asian Militaries with AppleChris and MemFun Malware
- Chinese Silk Typhoon Hacker Extradited to U.S. Over COVID Research Cyberattacks
- Chinese Threat Actor Uses Leaked DarkSword Kit to Deploy GHOSTBLADE on iOS
- Chinese hackers breach REDCap servers, steal medical research
- Chinese hackers develop LONGLEASH malware to expand ORB network
- Chinese hackers exploit WordPress, Zyxel flaws to steal govt data
- Chinese hackers hijack auth flow, spy on isolated network for a decade
- Chinese hackers target telcos with new Linux, Windows malware
- Chinese hackers use SparroWocky malware in govt espionage attacks
- Chinese hackers use new Atlas RAT malware in European cyberattacks
- Chinese man extradited for role in $36 million cryptocurrency scam
- Chinese state hackers target telcos with new malware toolkit
- Chinese-Made Zbtlink Routers Ship With Backdoor That Opens Unauthenticated Root Shells
- Chinese-Speaking APT Deploys New TinyRCT Backdoor in Southeast Asia Campaign
- ChocoPoc malware delivered via trojanized exploits on GitHub
- Chrome Ad Blocker with 10M+ Installs Found with Dormant Script Injection Capability
- Chrome Extension Turns Malicious After Ownership Transfer, Enabling Code Injection and Data Theft
- Chrome V8 Zero-Day CVE-2026-11645 Exploited in the Wild - Patch Now
- Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox
- Chrome Web Store extensions caught stealing crypto, browser data
- Cisco ASA and FTD Flaw Exploited in the Wild Can Trigger Remote DoS
- Cisco Catalyst SD-WAN Controller Auth Bypass Actively Exploited to Gain Admin Access
- Cisco Catalyst SD-WAN Manager CVE-2026-20245 Flaw Actively Exploited – No Patch Available
- Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access
- Cisco Confirms Active Exploitation of Two Catalyst SD-WAN Manager Vulnerabilities
- Cisco FMC Flaws Exploited to Steal Credentials and Deploy Qilin Ransomware
- Cisco FMC Zero-Day Actively Exploited, Static Credentials Could Expose Sensitive Data
- Cisco FMC flaws exploited by ransomware gang, state-sponsored hackers
- Cisco Patches 12 SD-WAN and IOS XE Flaws, Including Three 9.8 CVSS Score Bugs
- Cisco Patches 12 SD-WAN and IOS XE Flaws, Including Three 9.9 CVSS Score Bugs
- Cisco Patches 9.8 CVSS IMC and SSM Flaws Allowing Remote System Compromise
- Cisco Patches CVE-2026-20230 in Unified CM as Exploit Code Goes Public
- Cisco Patches CVSS 10.0 Secure Workload REST API Flaw Enabling Data Access
- Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution
- Cisco Patches Nine Crosswork and Secure Workload Flaws, Five Scoring CVSS 10.0
- Cisco Releases Security Updates for Actively Exploited SD-WAN Manager Flaw
- Cisco Secure Email Gateway Flaw Exploited in the Wild, Enables Root Command Execution
- Cisco Unified CM Flaw Exploited After PoC Reveals File-Write Path to Root
- Cisco Unified CM flaw CVE-2026-20230 now exploited in attacks
- Cisco Warns of Active Attacks Exploiting New Critical Secure Email Gateway Vulnerability
- Cisco Warns of Attackers Exploiting Critical Authentication Bypass in SD-WAN Manager
- Cisco confirms CVE-2026-20079 Secure FMC flaw exploited in attacks
- Cisco finally confirms attackers exploiting Unified CM flaw
- Cisco fixes SD-WAN vManage flaw exploited in zero-day attacks
- Cisco flags more SD-WAN flaws as actively exploited in attacks
- Cisco patches Secure Email Gateway zero-day exploited in attacks
- Cisco patches new Secure Email Gateway zero-day exploited in attacks
- Cisco says critical Webex Services flaw requires customer action
- Cisco source code stolen in Trivy-linked dev environment breach
- Cisco warns of ASA and FTD VPN flaw exploited to crash devices
- Cisco warns of FMC static credential flaw exploited in zero-day attacks
- Cisco warns of critical Unified CM flaw with PoC exploit code
- Cisco warns of critical flaws allowing Nexus switch takeover
- Cisco warns of high-severity ClamAV flaws with public exploits
- Cisco warns of max severity ISE zero-day exploited in attacks
- Cisco warns of max severity Secure FMC flaws giving root access
- Cisco warns of new SD-WAN zero-day exploited in attacks
- Cisco warns of new critical SD-WAN flaw exploited in zero-day attacks
- Cisco warns of unpatched SD-WAN zero-day exploited in attacks
- Citizen Lab Traces Zero-Click Candiru Spyware Infections at Al Jazeera to Targeted Online Ads
- Citizen Lab: Law Enforcement Used Webloc to Track 500 Million Devices via Ad Data
- Citrix NetScaler CVE-2026-88772 Exploit Details Show Pre-Auth Path to Shellcode Execution
- Citrix NetScaler Post-Exploitation Payload Creates Superuser, Maps Web Shell to CSS-Like URLs
- Citrix NetScaler Under Active Recon for CVE-2026-3055 (CVSS 9.3) Memory Overread Bug
- Citrix Patches Critical NetScaler Flaw That Could Enable RCE in SAML Deployments
- Citrix Patches Six NetScaler Flaws Allowing File Read and Denial-of-Service
- Citrix Urges Patching Critical NetScaler Flaw Allowing Unauthenticated Data Leaks
- Citrix admins warned to shut down NetScalers over 2 exploited zero-days
- Citrix confirms two NetScaler RCE zero-days exploited in attacks
- Citrix patches NetScaler SAML zero-day exploited in attacks
- Citrix urges admins to patch NetScaler flaws as soon as possible
- Citrix urges admins to patch new NetScaler flaws as soon as possible
- Citrix warns admins to patch new NetScaler RCE flaw immediately
- Cl0p Affiliates Target Internet-Exposed PTC Windchill and FlexPLM with Unauthenticated RCE
- Claimed Bug Bounty Hunter Likely Used LLM to Build PhantomRaven npm Stealer
- Claude AI Just Cracked a Post-Quantum Test Scheme and Found a Faster 7-Round AES Attack
- Claude AI finds Vim, Emacs RCE bugs that trigger on file open
- Claude Chrome extension flaw lets malicious extensions trigger AI actions
- Claude Code GitHub Action Flaw Let One Malicious Issue Hijack Repositories
- Claude Code Security and Magecart: Getting the Threat Model Right
- Claude Code Source Leaked via npm Packaging Error, Anthropic Confirms
- Claude Code and Gemini CLI Flaws Let a GitHub Issue Reach CI Workflow Secrets
- Claude Code leak used to push infostealer malware on GitHub
- Claude Code source code accidentally leaked in NPM package
- Claude Cowork Flaw Could Let AI Agent Escape Its VM and Access Mac Files
- Claude Extension Flaw Enabled Zero-Click XSS Prompt Injection via Any Website
- Claude Fable 5 isn’t permanently leaving subscriptions, Anthropic says
- Claude Fable 5 stays free for paid users until July 19 as Anthropic buys more time
- Claude Fable relaunch disappoints users with nerfed performance
- Claude Mythos 5 Tried to Backdoor a Real Open-Source Project in Testing, Then Vouched for Itself
- Claude Mythos AI Finds 10,000 High-Severity Flaws in Widely Used Software
- Claude Opus 4.6 Bypasses Gym Booking Limit, Cancels Other Users' Reservations in Tests
- Claude Opus 5 Helped Researchers Take Over OpenAI Staff Accounts via Chained Flaws
- Claude Opus 5.5 uses 95% fewer em dashes, but its answers are getting longer
- Claude Used to Automate Exploitation and Data Theft Across Multiple Victims
- Clean GitHub repo tricks AI coding agents into running malware
- Cleartext Passwords in MS Edge? In 2026?, (Mon, May 4th)
- ClickFix Attackers Exploit Siemens Software Center Flaw to Deploy Remote Access Trojan
- ClickFix Attacks Deliver macOS Stealer That Can Drain Crypto Wallets
- ClickFix Campaigns Expand Malware Delivery With New Loaders and Fake Update Lures
- ClickFix Campaigns Spread MacSync macOS Infostealer via Fake AI Tool Installers
- ClickFix Lures Deploy ChainScript RAT Using Polygon to Rotate C2 Infrastructure
- ClickFix Smuggles Payloads Through Browser Cache to Bypass Windows Run Limits
- ClickFix attack pushes macOS infostealer for crypto theft attacks
- ClickFix has never been bigger, and AI tools are its most convincing lure yet
- Clop created custom web shell for Windchill data theft attacks
- Clop ransomware targets Windchill, FlexPLM in data theft attacks
- Clop-Linked Windchill Web Shell Decrypts Credentials and Maps Engineering Data
- Closing the Identity Gaps in Critical Infrastructure Security
- CloudZ malware abuses Microsoft Phone Link to steal SMS and OTPs
- Cloudflare Fixes Flaw That Let One Container Read Another Customer's Leftover Disk Data
- Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second
- Cloudflare fixes Containers cross-tenant flaw exposing customer data
- Coca-Cola confirms data theft in Fairlife ransomware attack
- Coca-Cola says Fairlife ransomware attack halts US dairy production
- Coder's registry infrastructure compromised to push malicious modules
- Cognizant TriZetto breach exposes health data of 3.4 million patients
- Cohere AI Terrarium Sandbox Flaw Enables Root Code Execution, Container Escape
- Coldcard Hardware Wallet Flaw Linked to $70 Million Bitcoin Theft in 41 Minutes
- Comcast turns your Xfinity WiFi into a home motion detector
- Compromised AsyncAPI npm Packages Deliver Multi-Stage Botnet Malware
- Compromised GitHub Actions Came Back Online and Resumed Executing Mini Shai-Hulud Malware
- Compromised MemTensor Packages Deliver sckit Credential Stealer via npm and PyPI
- Compromised Nx Console 18.95.0 Targeted VS Code Developers with Credential Stealer
- Compromised Site Management Panels are a Hot Item in Cybercrime Markets
- Compromised jscrambler 8.14.0 npm Release Drops Rust Infostealer During Install
- ConnectWise Resets Credentials as Cloud Backup Remains Offline After Security Incident
- ConnectWise Suspends Cloud Backup After Attackers Compromise Microsoft 365 Tenants
- ConnectWise patches new flaw allowing ScreenConnect hijacking
- ConnectWise warns of new ScreenConnect flaw without patch
- ConsentFix and ClickFix: How Microsoft 365 Accounts are Hijacked in 3 Seconds
- ConsentFix v3 attacks target Azure with automated OAuth abuse
- Contagious Interview Campaign Compromises 30,000 Devices, Steals $10.71M in Crypto
- Conti ransomware gang member sentenced to 4 years in prison
- Continuing Scans for swagger.json, (Wed, Jun 3rd)
- Coordinated Cyberattack Targets 30+ Minnesota Water Systems as One Plant Goes Offline
- Cordyceps CI/CD Flaws Expose 300+ GitHub Repositories to Supply-Chain Attacks
- Corp MDM Spyware Targets Logistics Firms, Steals New SMS and Redirects Calls
- Coruna iOS Exploit Kit Uses 23 Exploits Across Five Chains Targeting iOS 13–17.2.1
- Coruna iOS Kit Reuses 2023 Triangulation Exploit Code in New Mass Attacks
- Coruna iOS exploit framework linked to Triangulation attacks
- Cosmetics giant Rituals discloses data breach affecting customers
- Cosmos EVM Flaw Exploited After Cosmos Labs Knew Every Blockchain Running It Was Vulnerable
- Council of Europe investigates ShinyHunters data breach claims
- Coupang hit with record $409 million data breach fine in Korea
- Court Filing Reveals Windows Device ID Helped FBI Trace Alleged Scattered Spider Hacker
- CrashStealer macOS Malware Uses Notarized Dropper to Pass Gatekeeper Checks
- Credential-Stealing GitHub Actions Workflows Planted in Tens of Thousands of Repositories
- Credit card theft campaign abuses Stripe to host stolen payment info
- Criminal IP Introduces AITEM as the Next Evolution of Attack Surface Management
- Criminal IP and Securonix ThreatQ Collaborate to Enhance Threat Intelligence Operations
- Critical 'HTTP2Shell' Brotli vulnerability triggers emergency patches
- Critical 16-Year-Old UEFI Flaw Can Run Code Before Secure Boot on Network-Booting Servers
- Critical Apache HTTP/2 Flaw (CVE-2026-23918) Enables DoS and Potential RCE
- Critical Atlassian Flaw Lets Unauthenticated Attackers Read Known Files Across 8 Products
- Critical Avada WordPress theme flaw enables zero-click RCE
- Critical Bifrost AI Gateway Flaw Lets Attackers Run Commands Without Credentials
- Critical BlockStrap flaw lets hackers run code on Magento servers
- Critical Check Point Management Flaw Lets Unauthenticated Attackers Run Code as Root
- Critical Check Point VPN Flaw Exploited to Bypass Passwords in IKEv1 Setups
- Critical Cisco IMC auth bypass gives attackers Admin access
- Critical Cisco Nexus 9000 Flaw Lets Unauthenticated Remote Attackers Run Code as Root
- Critical Citrix NetScaler auth bypass now leveraged in attacks
- Critical Citrix NetScaler memory flaw actively exploited in attacks
- Critical Cursor Flaws Could Let Prompt Injection Escape Sandbox and Run Commands
- Critical Docker Sandboxes Flaw Lets Malicious Guest Code Read and Modify macOS Host Files
- Critical Elementor Pro bug exposes WordPress sites to RCE attacks
- Critical Elementor Pro flaw exploited to take over WordPress sites
- Critical Everest Forms Pro flaw exploited to take over WordPress sites
- Critical Flaw in Python’s Popular Pillow Image Library Allows Code Execution via a Crafted Image
- Critical FortiMail Zero-Day Flaw Exploited in Attacks Allows Unauthenticated Arbitrary File Writes
- Critical FortiSIEM Flaw Gets Public Exploit PoC for Unauthenticated Remote Code Execution
- Critical Fortinet FortiSandbox flaws now exploited in attacks
- Critical Fortinet Forticlient EMS flaw now exploited in attacks
- Critical GitLab Flaw (CVSS 10.0) Could Allow Unauthenticated RCE Across 12 Years of Releases
- Critical GitLab GraphQL Flaw Could Let Unauthenticated Attackers Delete Public Projects
- Critical Gitea Flaw Let Unauthenticated Attackers Read Server Files via Org-Mode Markup
- Critical Gitea RCE Actively Exploited as Reported Attack Drops Miner-Like Payload
- Critical Gogs RCE Vulnerability Lets Any Authenticated User Execute Arbitrary Code
- Critical Keycloak Password Reset Flaw Could Let Unauthenticated Attackers Take Over Any Account
- Critical Kirki flaw exploited to hijack WordPress admin accounts
- Critical Langflow Flaw CVE-2026-33017 Triggers Attacks within 20 Hours of Disclosure
- Critical Langflow flaw exploited to steal OpenAI and AWS keys
- Critical Marimo pre-auth RCE flaw now under active exploitation
- Critical Microsoft SharePoint flaw now exploited in attacks
- Critical Microsoft Vulnerabilities Doubled: From Exposure to Escalation
- Critical MikroTik Vulnerability - Patch Now, (Sun, Sep 6th)
- Critical NGINX Vulnerability Can Crash Workers and May Allow Remote Code Execution
- Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers
- Critical Next.js ImageResponse Flaw Can Lead to Server Code Execution via Crafted SVG Input
- Critical Nginx UI auth bypass flaw now actively exploited in the wild
- Critical OpenWrt DHCPv6 Flaw Could Let Unauthenticated Attackers Run Code as Root
- Critical PHP Vulnerability (CVE-2026-109618, CVE-2026-109619) [infocon yellow], (Wed, Oct 21st)
- Critical Palo Alto VPN bug now exploited by Qilin ransomware gang
- Critical Pre-Auth RCE in Orkes Conductor Workflow Platform Exploited in the Wild
- Critical Progress LoadMaster flaw now actively exploited in attacks
- Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
- Critical RCE flaw in Windows IKE Extension now actively exploited
- Critical Rails Flaw Could Let Unauthenticated Attackers Read Server Files via Image Uploads
- Critical ScreenConnect flaw now actively exploited in attacks
- Critical ServiceNow AI Platform Flaw Exploited for Unauthenticated Code Execution
- Critical ServiceNow code execution flaw now exploited in attacks
- Critical SharePoint RCE CVE-2026-50522 Under Active Exploitation After Public PoC
- Critical SharePoint RCE flaw exploited to steal machine keys
- Critical SimpleHelp flaw exploited to deploy new stealer malware
- Critical SonicWall SMA 1000 Flaw Targeted in 135 Exploitation Attempts After Patch
- Critical Splunk Enterprise Flaw Lets Attackers Run Code Without Authentication
- Critical TeamCity Flaw Could Let Attackers Run OS Commands Without Logging In
- Critical Unbound DNSSEC Validator Flaw Could Allow RCE via a Malicious DNS Zone
- Critical UniFi OS bug lets hackers gain root without authentication
- Critical Unpatched Flaw Leaves Hugging Face LeRobot Open to Unauthenticated RCE
- Critical Unpatched Telnetd Flaw (CVE-2026-32746) Enables Unauthenticated Root RCE
- Critical Unpatched Telnetd Flaw (CVE-2026-32746) Enables Unauthenticated Root RCE via Port 23
- Critical VMware Workstation and Fusion Flaw Lets VM Admins Execute Host Code
- Critical VMware vCenter RCE flaw exploited for reverse SSH access
- Critical WP Maps Pro Flaw Actively Exploited to Create Admin Accounts
- Critical Windows Netlogon RCE flaw now exploited in attacks
- Critical Zimbra Flaw Could Let Crafted Emails Run Malicious Code in User Sessions
- Critical Zimbra RCE flaw now actively exploited in attacks
- Critical cPanel Authentication Vulnerability Identified — Update Your Server Immediately
- Critical cPanel Flaw Could Let One Hosting Customer Take Root Control of a Whole Server
- Critical cPanel Vulnerability Weaponized to Target Government and MSP Networks
- Critical cPanel and WHM bug exploited as a zero-day, PoC now available
- Critical flaw in Protobuf library enables JavaScript code execution
- Critical flaw in wolfSSL library enables forged certificate use
- Critical macOS, SharePoint, vCenter, and Microsoft IKE Flaws Under Active Exploitation
- Critical n8n Flaws Allow Remote Code Execution and Exposure of Stored Credentials
- Critical vm2 sandbox bug lets attackers execute code on hosts
- Critical wp2shell WordPress flaws exploited to install webshells
- Critical x402 SDK Flaw Could Let Malicious APIs Drain AI Agents’ Token Balances
- Critrical cPanel flaw mass-exploited in "Sorry" ransomware attacks
- Cronos blockchain restarts after $74 million Tectonic exploit
- Cross-Platform NPM Stealer, (Fri, May 22nd)
- CrowdSec Says TanStack npm Attack Led to Copy of 170 Private GitHub Repositories
- Cruciferra Crypter Uses BYOVD and Process Ghosting to Hide Windows Malware
- Crunchyroll probes breach after hacker claims to steal 6.8M users' data
- Crypto Clipper Campaign Abuses Fake Reviews, AI Narrators, and VirusTotal Comments
- Crypto gang member gets 6.5 years for role in $230 million heist
- Crypto-exchange Kraken extorted by hackers after insider breach
- CryptoJS Weak RNG Behind $5.7 Million in Drains Affects Five Crypto Wallet Apps
- CubePilot drone software dev hit by DNS hijacking to intercept traffic
- Cursor Flaw Lets Malicious Cloned Repositories Trigger Windows Code Execution
- Cursor, Codex, Gemini CLI, Antigravity hit by sandbox escapes
- Custom ChatGPTs push ClickFix attacks to deploy RAT malware
- Cyber exec arrested in case allegedly tied to ShinyHunters hackers
- Cyber-Enabled Cargo Crime: How Cybercrime Tradecraft is Used to Steal Freight
- CyberStrikeAI Uses 44 AI Agents to Automate Hacking Operations Against Japan Targets
- CyberStrikeAI tool adopted by hackers for AI-powered attacks
- CyberXero Uses Claude Code in Campaign That Stole Over 628,000 Ukrainian Records
- Cyberattack shuts down refrigerators at French supermarkets
- Cybercrime Groups Using Vishing and SSO Abuse in Rapid SaaS Extortion Attacks
- Cybercrime service disrupted for abusing Microsoft platform to sign malware
- Cybersecurity Stars Awards 2026: Winners Announced Across 95 Categories
- Cybersecurity firms targeted by fraudulent OpenAI organization invites
- D-Link warns of max severity zero-day bug in DIR-822A routers
- DAEMON Tools Supply Chain Attack Compromises Official Installers with Malware
- DAEMON Tools devs confirm breach, release malware-free version
- DAEMON Tools trojanized in supply-chain attack to deploy backdoor
- DDoS attacks over 1 Tbps surged fivefold in the second quarter
- DEBULL Tooling Abuses Microsoft Device-Code Flow to Target M365 Accounts
- DHS bans DeepSeek products across US federal civilian agencies
- DHS confirms hackers breached HSIN info-sharing platform
- DIVD says Zammad zero-days enabled AI-driven network breach
- DOJ seizes CFAKE, SOCFAKE deepfake nude sites under TAKE IT DOWN Act
- DORA Year Two: Can Your SOC Actually See the Attack?
- DORA and operational resilience: Credential management as a financial risk control
- DOUBLECUP Uses ClickFix and Cached PNGs to Deliver CountLoader and DeviceManager RAT
- DOUBLECUP's PNG Payload, (Mon, Aug 24th)
- DPRK-Linked Hackers Use GitHub as C2 in Multi-Stage Attacks Targeting South Korea
- DPRK-Linked macOS Malvertising Uses Fake Updates to Deliver Crypto-Stealing Malware
- DRILLAPP Backdoor Targets Ukraine, Abuses Microsoft Edge Debugging for Stealth Espionage
- DShield (Cowrie) Honeypot Stats and When Sessions Disconnect, (Mon, Mar 30th)
- DShield Honeypot Update, (Mon, May 4th)
- Danger of Libredtail [Guest Diary], (Wed, Apr 29th)
- Danish university DTU breach exposes data of up to 200,000 people
- Dark web Nemesis Market vendor gets 26 years for selling drugs
- DarkSword iOS Exploit Kit Uses 6 Flaws, 3 Zero-Days for Full Device Takeover
- Dashlane Discloses Brute-Force Attack, Encrypted Vaults of Fewer Than 20 Users Downloaded
- Dashlane password manager users locked out by brute force attacks
- Data Broker Radaris Loses Domains in Privacy Fight
- Data analyst sent to prison for stealing data, extorting employer
- Data breach at edtech giant McGraw Hill affects 13.5 million accounts
- Data breach at medical billing firm MCBS affects 1.26 million people
- Data breach exposes up to 14.2 million email logins at six ISPs
- Dawn of the Apex Agentic Adversary
- Daxin Resurfaces in Taiwan Alongside Stupig Pre-Login SYSTEM Backdoor
- Day Zero Readiness: The Operational Gaps That Break Incident Response
- DeadLock Ransomware Uses Polygon Smart Contracts to Make Extortion Infra Harder to Disrupt
- DeadLock ransomware uses blockchain to resist infrastructure takedown
- DeepLoad Malware Uses ClickFix and WMI Persistence to Steal Browser Credentials
- DeepSeek Harness Flaw Let AI Agents Disable Their Own File Sandbox Without Approval
- Deepfake Voice Attacks are Outpacing Defenses: What Security Leaders Should Know
- Dell CSM Flaws Enable Unauthenticated Admin Access and Root on Kubernetes Nodes
- Dell asks admins to patch max severity CSM flaws as soon as possible
- Dell confirms its SupportAssist software causes Windows BSOD crashes
- Delta probes Wi-Fi deauth attack on flight carrying DEF CON attendees
- Denmark Says Attackers Accessed CPR Data for 8.8 Million People via Company Account
- Denmark population registry data breach affects 8.8 million people
- DentaQuest data breach exposed info of 2.6 million accounts
- Detecting IP KVMs, (Tue, Mar 24th)
- Deterministic + Agentic AI: The Architecture Exposure Validation Requires
- DevMan RaaS Portal Centralizes Payload Builds, Victim Management, and Affiliate Payouts
- Developer Workstations Are Now Part of the Software Supply Chain
- Device Code Phishing Hits 340+ Microsoft 365 Orgs Across Five Countries via OAuth Abuse
- Device code phishing attacks surge 37x as new kits spread online
- Die Linke German political party confirms data stolen by Qilin ransomware
- Differentiating Between a Targeted Intrusion and an Automated Opportunistic Scanning [Guest Diary], (Wed, Mar 4th)
- DirtyDecrypt PoC Released for Linux Kernel CVE-2026-31635 LPE Vulnerability
- Discord rolls out end-to-end encryption on voice, video calls
- Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit
- DoJ Corrects China Hacking Claim, Says U.S. Agencies Were Targets, Not Victims
- DoJ Disrupts 3 Million-Device IoT Botnets Behind Record 31.4 Tbps Global DDoS Attacks
- DoJ Disrupts Southeast Asia Crypto Fraud Networks, Freezes $3.8 Million in Assets
- DoJ Seizes Huione Cloud Account Tied to Cyber Scam Money Laundering
- Docker CVE-2026-34040 Lets Attackers Bypass Authorization and Gain Host Access
- Docker Fixes Critical Two-Year-Old Hub Flaw That Let One User Push Images as Another
- Docker Hub flaw let attackers impersonate users, tamper with images
- Don't Revoke That Token Yet: Inside the keyv/cacheable npm Worm, (Wed, Aug 5th)
- DoppelCart fraud network uses 119,000 fake shops to steal credit cards
- Dormant GitHub Accounts Help Attackers Blend In While Mapping Corporate Orgs
- Dozens of Vendors Patch Security Flaws Across Enterprise Software and Network Devices
- DraftKings hacker 'Snoopy' sentenced to 18 months in prison
- DragonForce Hackers Abuse Microsoft Teams Relays to Hide Backdoor.Turn C2 Traffic
- DreamHost forces password resets in ongoing "incident"
- Drift $280M crypto theft linked to 6-month in-person operation
- Drift Loses $285 Million in Durable Nonce Social Engineering Attack Linked to DPRK
- Drift loses $280 million North Korean hackers seize Security Council powers
- Drift loses $280 million as hackers seize Security Council powers
- Dropbox accounts breached through Lenovo email verification flaw
- Drupal Core SQL Injection Bug Actively Exploited, Added to CISA KEV
- Drupal Patches Critical Core RCE Flaw with No-Login Path via Contributed Modules
- Drupal Patches Critical Field UI Flaw With Unauthenticated RCE Path via Contributed Modules