CVE-2026-5309: GitLab

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.6 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to read or modify another group's virtual registry cleanup policy settings without authorization.

Affected products

• GitLab GitLab: from 18.6.0, before 18.11.6 (fixed in 18.11.6); from 19.0.0, before 19.0.3 (fixed in 19.0.3); version 19.1.0 only

Published 2026-06-25. Last modified 2026-06-26.