Improper Authorization in Gitlab Community Edition - CVE-2025-10871
Published: September 26, 2025
Vulnerability identifier: #VU116128
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-10871
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass authorization checks.
The vulnerability exists due to improper authorization. A remote administrator can assign custom roles to users exceeding the Project Maintainer's security boundary and escalate privileges.
Affected software
Gitlab Community Edition
How to mitigate CVE-2025-10871
Install updates from vendor's website.
Gitlab Community Edition - addressed in versions 18.2.7, 18.3.3, 18.4.1