CVE-2026-6269

Published: Jun 11, 2026Modified: Jun 11, 2026

5.4

Vector

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

Exploitability: 2.8 / Impact: 2.5

Source: cve@gitlab.com (Secondary)

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 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 developer-role permissions to modify hidden merge requests due to incorrect authorization enforcements.

Related CWEs

CWE-863

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (3)

https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/

Source: cve@gitlab.com

https://gitlab.com/gitlab-org/gitlab/-/work_items/596625

Source: cve@gitlab.com

https://hackerone.com/reports/3661880

Source: cve@gitlab.com

Timeline

No history available yet.