CVE-2026-6821

4.3 mediumEPSS 0.4%

Medium (4.3) in gitlab gitlab. EPSS 0.4% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab EE affecting all versions from 12.0 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 to bypass IP-based access restrictions and read limited merge request information from a private project due to missing authorization checks in a merge requests API endpoint.

Severity

CVSS 3.1

4.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-11-01)
CWE: CWE-862
Published: 2026-08-12
Modified: 2026-08-19
Record from: the NVD, synced 2026-10-19

Affected

gitlab:gitlab

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/597702
https://hackerone.com/reports/3674254

Check your stack JSON