BIT-gitlab-2026-19650

vendorUSosv

Cross-Site Request Forgery (CSRF) in GitLab

view advisory published 2026-08-21Licence: per source

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.11.11, 19.0 before 19.0.8, 19.1 before 19.1.6, and 19.2 before 19.2.4 that under certain conditions could have allowed an unauthenticated user to execute mutations via GET requests due to improper request validation in GraphQL multiplex query handling.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-19650US	—	0.21% (11th)	Exploit	2026-08-17
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.11.11, 19.0 before 19.0.8, 19.1 before 19.1.6, and 19.2 before 19.2.4 that under certain c…

references

External citations — patches, advisories, analysis.

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/ADVISORY
https://gitlab.com/gitlab-org/gitlab/-/work_items/612617WEB
https://hackerone.com/reports/3903669WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-19650WEB

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