CVE-2021-39943: GitLab

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

An authorization logic error in the External Status Check API in GitLab EE affecting all versions starting from 14.1 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allowed a user to update the status of the check via an API call

Affected products

• GitLab GitLab: from 14.1.0, before 14.3.6 (fixed in 14.3.6); from 14.4.0, before 14.4.4 (fixed in 14.4.4); from 14.5.0, before 14.5.2 (fixed in 14.5.2)

Published 2022-02-09. Last modified 2026-06-17.