Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-6277
Published: June 11, 2026
Vulnerability identifier: #VU134379
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-6277
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Detailed vulnerability description
The vulnerability allows a remote user to manage project security configuration when the feature is disabled.
The vulnerability exists due to improper access control in Security Inventory when handling project security configuration actions. A remote user can perform unauthorized management actions to manage project security configuration when the feature is disabled.
The issue affects users with Security Manager-role permissions.
How to mitigate CVE-2026-6277
Install security update from vendor's website.