CVE-2023-4379: GitLab

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue has been discovered in GitLab EE affecting all versions starting from 15.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1. Code owner approval was not removed from merge requests when the target branch was updated.

Affected products

• GitLab GitLab: from 15.3.0, before 16.2.8 (fixed in 16.2.8); from 16.3.0, before 16.3.5 (fixed in 16.3.5); version 16.4.0 only

Published 2023-11-09. Last modified 2026-06-17.