GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that could have allowed an authenticated user to cause denial of service under certain conditions by exhausting server resources by making crafted requests to a discussions endpoint.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/ Release Notes, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 6.5 · gitlabNVD modified 2026-10-14 13:10
Affected (CPE criteria) 4
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*cpe:2.3:a:gitlab:gitlab:18.11.0:*:*:*:community:*:*:*cpe:2.3:a:gitlab:gitlab:18.11.0:*:*:*:enterprise:*:*:*
References 3
- https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/ Release Notes, Vendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/work_items/511312 Broken Link
- https://hackerone.com/reports/2915694 Permissions Required