CVE-2019-5461: GitLab

Low severity, CVSS 3.5. EPSS: 1% chance of exploitation in the next 30 days.

An input validation problem was discovered in the GitHub service integration which could result in an attacker being able to make arbitrary POST requests in a GitLab instance's internal network. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.

Affected products

• GitLab GitLab: from 11.11.0, before 11.11.7 (fixed in 11.11.7); from 12.0.0, before 12.0.4 (fixed in 12.0.4); from 12.1.0, before 12.1.2 (fixed in 12.1.2)

Published 2019-09-09. Last modified 2026-06-17.