CVE-2026-19650

Cross-Site Request Forgery (CSRF) in GitLab

State: Published
Severity: 7.1 High
Published: Aug 17, 2026
Updated: Aug 17, 2026
Reserved: Aug 12, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L	GitLab

Weaknesses

CWE-352 Cross-Site Request Forgery (CSRF)

Affected Products

Product	Versions
GitLabGitLab	18.2 to before 18.11.11Affected 19.0 to before 19.0.8Affected 19.1 to before 19.1.6Affected 19.2 to before 19.2.4Affected

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/612617
HackerOne Bug Bounty Report #3903669technical-descriptionexploitpermissions-required
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/

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