GitLab EE 18.618.11.5/19.0/19.1 AuthZ Bypass (Limited Auth)
CVE-2026-3176 Published on June 25, 2026
Missing Authorization in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 18.6 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with limited permissions to access project information due to insufficient authorization checks.
Vulnerability Analysis
CVE-2026-3176 is exploitable with network access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-3176 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-3176
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Affected Versions
GitLab:- Version 18.6 and below 18.11.6 is affected.
- Version 19.0 and below 19.0.3 is affected.
- Version 19.1 and below 19.1.1 is affected.