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GitLab Addresses Critical Vulnerabilities Enabling Authentication Bypass and DoS

First seen 27 Nov 2025, 16:35 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

GitLab has released critical security patches for six vulnerabilities affecting versions 18.6.1, 18.5.3, and 18.4.5 of its software. These vulnerabilities could allow for authentication bypass and denial-of-service (DoS) attacks, impacting users of both the Community and Enterprise Editions. Users are advised to update to the latest versions to mitigate these risks.

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