CVE-2026-3857

Cross-Site Request Forgery (CSRF) in GitLab

CVSS 8.1 HIGHEPSS 0.2%CWE-352

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.1EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

25 Mar 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products

GitLab · GitLab

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References

https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/https://gitlab.com/gitlab-org/gitlab/-/work_items/592828 https://hackerone.com/reports/3584382