GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authentic

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to perform unauthorized actions on behalf of another user by injecting malicious content into vulnerability code flow.

Affected Products

References

• https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/(Release Notes, Vendor Advisory)
• https://gitlab.com/gitlab-org/gitlab/-/issues/583861(Broken Link, Issue Tracking)
• https://hackerone.com/reports/3461083(Permissions Required, Exploit)