Improper access control in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2026-5796
Published: June 25, 2026
Vulnerability identifier: #VU135181
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-5796
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
Detailed vulnerability description
The vulnerability allows a remote user to view package metadata from projects with the package registry disabled.
The vulnerability exists due to improper access control in group packages api when handling group packages requests. A remote user can access affected api functionality to view package metadata from projects with the package registry disabled.
The issue is limited to users with Reporter-level group permissions.
How to mitigate CVE-2026-5796
Install security update from vendor's website.