CVE-2026-19650

7.1 highEPSS 0.2%

High (7.1) in gitlab gitlab. EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.1 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
CWE: CWE-352
Published: 2026-08-17
Modified: 2026-09-02
Record from: the NVD, synced 2026-10-19

Affected

gitlab:gitlab

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/612617
https://hackerone.com/reports/3903669

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