What is CVE-2026-4922?

CVE-2026-4922 is a high-severity vulnerability in GitLab, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.1/10. Published 2026-04-22.

How severe is CVE-2026-4922?

High severity. CVSS v3 base score is 8.1 out of 10.

CSRF in GitLab

CVE-2026-4922

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that could have allowed an unauthenticated user to execute GraphQL mutations on behalf of authenticated users due to insufficient CSRF protection.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2026-04-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.8th percentile), scored 2026-10-06.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

GitLab — versions 17.0, 18.10, 18.11

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

gitlab.com/gitlab-org/gitlab/-/work_items/594937 (Broken Link)
hackerone.com/reports/3627285 (Permissions Required, technical-description, permissions-required, exploit)
about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/ (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-4922?: CVE-2026-4922 is a high-severity vulnerability in GitLab, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.1/10. Published 2026-04-22.
How severe is CVE-2026-4922?: High severity. CVSS v3 base score is 8.1 out of 10.