What’s Vulnerable › Vulnerabilities

CVE-2019-11546

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-09-09 · updated 2026-06-17
• Weakness: CWE-362

Description

An issue was discovered in GitLab Community and Enterprise Edition before 11.8.9, 11.9.x before 11.9.10, and 11.10.x before 11.10.2. It has a Race Condition which could allow users to approve a merge request multiple times and potentially reach the approval count required to merge.

Affected products

• GitLab: from 8.6.0 before 11.8.9; from 11.9.0 before 11.9.10; from 11.10.0 before 11.10.2 — fixed in 11.10.2, 11.8.9, 11.9.10

How to fix

Upgrade to a fixed version: GitLab 11.10.2, 11.8.9, 11.9.10. Check the vendor advisory for mitigations.

References

• https://about.gitlab.com/2019/04/29/security-release-gitlab-11-dot-10-dot-2-released/
• https://gitlab.com/gitlab-org/gitlab-ee/issues/10357
• https://about.gitlab.com/2019/04/29/security-release-gitlab-11-dot-10-dot-2-released/
• https://gitlab.com/gitlab-org/gitlab-ee/issues/10357

Get alerted when CVE-2019-11546 or the next vulnerability affects your stack