Vulnerability 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 allow an unauthenticated user to remotely modify or delete public projects and user data via a GraphQL directive.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 18.2.0, < 18.11.11 |
Related Weaknesses (CWE)
References
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/Vendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/work_items/611377Not Applicable
- https://hackerone.com/reports/3926431Permissions Required
FAQ
What is CVE-2026-19478?
CVE-2026-19478 is a vulnerability with a CVSS score of 9.4 (CRITICAL). 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 allo...
How severe is CVE-2026-19478?
CVE-2026-19478 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-19478?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.