CVE-2026-4363: GitLab

Low severity, CVSS 3.7. EPSS: 0.2% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.1 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that under certain conditions could have allowed an authenticated user to gain unauthorized access to resources due to improper caching of authorization decisions.

Affected products

• GitLab GitLab: from 18.1.0, before 18.8.7 (fixed in 18.8.7); from 18.9.0, before 18.9.3 (fixed in 18.9.3); version 18.10.0 only

Published 2026-03-25. Last modified 2026-06-17.