GitLab security advisory (AV26-516) – Canadian Centre for Cyber Security

Serial number: AV26-516
Date: May 27, 2026

On May 27, 2026, GitLab published a security advisory to address vulnerabilities in the following products:

• GitLab Community Edition (CE) – versions prior to 19.0.1, 18.11.4, 18.10.7
• GitLab Enterprise Edition (EE) – versions prior to 19.0.1, 18.11.4, 18.10.7

The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.