Information disclosure in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2025-6171
Published: November 13, 2025
Vulnerability identifier: #VU118463
CSH Severity: Low
CVSS v4: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-6171
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in packages API endpoint. A remote user can access the packages API endpoint even when repository access is disabled and view branch names and pipeline details.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2025-6171
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 18.3.6, 18.4.4, 18.5.2
Gitlab Community Edition - addressed in versions 18.3.6, 18.4.4, 18.5.2
Gitlab Community Edition - addressed in versions 18.3.6, 18.4.4, 18.5.2