CVE-2026-6277 MEDIUM

CVE-2026-6277: Incorrect Authorization in GitLab

Vendor Gitlab
Product GitLab
Weakness CWE-863 · Incorrect authorization
Published June 11, 2026
Last update June 11, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

GitLab has remediated an issue in GitLab EE affecting all versions from 13.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with Security Manager-role permissions to manage project security configuration even when the relevant feature was in a disabled state, due to incorrect authorization enforcement.

Key dates

02Disclosure timeline

June 11, 2026 CVE published
June 11, 2026 Record updated