CVE-2026-3848: GitLab

Medium severity, CVSS 5.0. EPSS: 0.3% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality.

Affected products

• GitLab GitLab: from 8.11.0, before 18.7.6 (fixed in 18.7.6); from 18.8.0, before 18.8.6 (fixed in 18.8.6); from 18.9.0, before 18.9.2 (fixed in 18.9.2)

Published 2026-03-11. Last modified 2026-06-17.