EUVD-2026-15804
GHSA-gwxm-w4m8-m6mp
CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Lifecycle Timeline
5DescriptionNVD
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process.
AnalysisAI
GitLab CE/EE versions 7.11 through 18.10 contain an authentication bypass vulnerability in the WebAuthn two-factor authentication implementation due to inconsistent input validation, allowing unauthenticated attackers to gain unauthorized access to user accounts. The vulnerability affects a wide version range spanning multiple releases (7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1). …
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RemediationAI
Within 30 days: Identify affected systems running GitLab CE/EE affecting all and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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