BIT-gitlab-2026-3857

vendorUSosv

Cross-Site Request Forgery (CSRF) in GitLab

view advisory published 2026-03-27Licence: per source

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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-3857US	high8.8	0.21% (12th)	—	2026-03-25
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 unauthentica…

references

External citations — patches, advisories, analysis.

https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ADVISORY
https://gitlab.com/gitlab-org/gitlab/-/work_items/592828WEB
https://hackerone.com/reports/3584382WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-3857WEB

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