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: 5.3 [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]
CVE-ID: CVE-2026-5796
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2026-5796
Install security update from vendor's website.
GitLab Enterprise Edition - addressed in versions 18.11.6, 19.0.3, 19.1.1
Gitlab Community Edition - addressed in versions 18.11.6, 19.0.3, 19.1.1
Gitlab Community Edition - addressed in versions 18.11.6, 19.0.3, 19.1.1