UK’s Companies House confirms security flaw exposed business data

{
"priority": "MEDIUM",
"cve": "N/A",
"target": "Companies House WebFiling service",
"threat_actor": "N/A",
"patch_ready": "true",
"insight": "A security flaw in the UK's Companies House WebFiling service exposed business data since October 2025, which has now been fixed."
}

guid

https://www.bleepingcomputer.com/news/security/uks-companies-house-confirms-security-flaw-exposed-business-data/

source_url

https://www.bleepingcomputer.com/news/security/uks-companies-house-confirms-security-flaw-exposed-business-data/

author_name

Sergiu Gatlan

id: 211
uid: vmAXD
insdate: 2026-03-16 17:10:06
title: UK’s Companies House confirms security flaw exposed business data
additional: {
"priority": "MEDIUM",
"cve": "N/A",
"target": "Companies House WebFiling service",
"threat_actor": "N/A",
"patch_ready": "true",
"insight": "A security flaw in the UK's Companies House WebFiling service exposed business data since October 2025, which has now been fixed."
}
category: Cybersecurity
md5:
guid: https://www.bleepingcomputer.com/news/security/uks-companies-house-confirms-security-flaw-exposed-business-data/
source_url: https://www.bleepingcomputer.com/news/security/uks-companies-house-confirms-security-flaw-exposed-business-data/
updated:
image:
author_name: Sergiu Gatlan
author_link:
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