Researchers Report 84 Flaws in 4G and 5G Cores, Including a Session Hijacking Flaw

An academic study has disclosed a "widespread class" of security vulnerabilities impacting 4G and 5G core networks that, if successfully exploited, could trigger denial-of-service (DoS) attacks and even session hijacking, allowing an attacker to seize control of a user's network session.

The findings have been released by a group of researchers from Singapore's Nanyang Technological University

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id: 2332
uid: Wjga9
insdate: 2026-07-31 15:10:12
title: Researchers Report 84 Flaws in 4G and 5G Cores, Including a Session Hijacking Flaw
additional: An academic study has disclosed a "widespread class" of security vulnerabilities impacting 4G and 5G core networks that, if successfully exploited, could trigger denial-of-service (DoS) attacks and even session hijacking, allowing an attacker to seize control of a user's network session.

The findings have been released by a group of researchers from Singapore's Nanyang Technological University
category: Cybersecurity
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guid: https://thehackernews.com/2026/07/researchers-report-84-flaws-in-4g-and.html
source_url: https://thehackernews.com/2026/07/researchers-report-84-flaws-in-4g-and.html
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