CVE-2019-5474

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-01-28 · updated 2026-06-17
Weakness: CWE-284

Description

An authorization issue was discovered in GitLab EE < 12.1.2, < 12.0.4, and < 11.11.6 allowing the merge request approval rules to be overridden without appropriate permissions.

Affected products

GitLab: from 11.8.0 before 11.11.6; from 12.0.0 before 12.0.4; from 12.1.0 before 12.1.2 — fixed in 11.11.6, 12.0.4, 12.1.2

How to fix

Upgrade to a fixed version: GitLab 11.11.6, 12.0.4, 12.1.2. Check the vendor advisory for mitigations.

References

https://about.gitlab.com/releases/2019/07/29/security-release-gitlab-12-dot-1-dot-2-released/
https://gitlab.com/gitlab-org/gitlab-ee/issues/11423
https://hackerone.com/reports/544756
https://about.gitlab.com/releases/2019/07/29/security-release-gitlab-12-dot-1-dot-2-released/
https://gitlab.com/gitlab-org/gitlab-ee/issues/11423
https://hackerone.com/reports/544756

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