CVE-2021-39893: GitLab

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.

Affected products

• GitLab GitLab: from 9.1.0, before 14.1.7 (fixed in 14.1.7); from 14.2.0, before 14.2.5 (fixed in 14.2.5); from 14.3.0, before 14.3.1 (fixed in 14.3.1)

Published 2021-10-05. Last modified 2026-06-17.