CVE-2026-9807

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed a blocked Project Access Token to continue accessing private resources due to incorrect authorization enforcement.

CVSS Vector

References

• https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/
• https://gitlab.com/gitlab-org/gitlab/-/work_items/590694
• https://hackerone.com/reports/3554993