CVE-2026-10518: GitLab

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab EE affecting all versions from 17.9 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with guest-level permissions to read private security policy content they were not authorized to access due to improper authorization enforcement.

Affected products

• GitLab GitLab: from 17.9.0, before 19.2.7 (fixed in 19.2.7); from 19.3.0, before 19.3.3 (fixed in 19.3.3); version 19.4.0 only

Published 2026-09-29. Last modified 2026-10-05.