CVE-2026-4672 Missing Authorization in GitLab

What is CVE-2026-4672?

CVE-2026-4672 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 29 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with guest-role permissions to access test report contents they were not authorized to view due to improper access control enforcement.

Weakness: CWE-862

Which versions are affected by CVE-2026-4672?

1 open source package ship an affected version, including gitlab. It affects 1 product.

Products include Gitlab Gitlab.

How do I fix CVE-2026-4672?

Upgrade gitlab to a fixed version for your release line: 19.0.5, 19.1.3 or 19.2.1.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-4672 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-4672 exists.

Other vulnerabilities in Gitlab Gitlab

• CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Exploited Critical 10.0
• CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal Exploited Critical 10.0
• CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control Exploited Critical 10.0
• CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution Exploited Critical 10.0
• CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Exploited Medium 6.8

All Gitlab Gitlab vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-gitlab-2026-4672, GHSA-8jc8-cvqj-p926, MINI-5qq7-ph62-43mj, MINI-7ggg-fcw6-8p9j.