High severity8.1NVD Advisory· Published Mar 25, 2026· Updated Jun 17, 2026
CVE-2026-3857
CVE-2026-3857
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users due to insufficient CSRF protection.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 17.10
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=17.10.0,<18.8.7
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=17.10.0,<18.8.7
- cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:enterprise:*:*:*
- Range: from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1
Patches
Vulnerability mechanics
References
2- about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/nvdRelease NotesVendor Advisory
- hackerone.com/reports/3584382nvdPermissions Required
News mentions
1- GitLab Patch Release: 18.10.1, 18.9.3, 18.8.7GitLab Security Releases · Mar 25, 2026