CVE-2026-4879

Summary

GitLab has remediated an issue in GitLab EE affecting all versions from 16.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to view external status check configuration restricted to higher-privileged roles due to missing authorization on a merge request API endpoint.

Affected Software

VendorProductVersion RangeStatus
GitLabGitLab16.0 < 19.0.6affected
GitLabGitLab19.1 < 19.1.4affected
GitLabGitLab19.2 < 19.2.2affected

Weaknesses

  • CWE-862: CWE-862: Missing Authorization

References