Vulnerability Description
GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to execute arbitrary JavaScript in other users' browsers due to improper input sanitization.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 18.7.0, < 18.9.7 |
Related Weaknesses (CWE)
References
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-releasRelease Notes
- https://gitlab.com/gitlab-org/gitlab/-/work_items/596340Not Applicable
- https://hackerone.com/reports/3655677Permissions Required
FAQ
What is CVE-2026-6073?
CVE-2026-6073 is a vulnerability with a CVSS score of 8.7 (HIGH). GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to execute arbi...
How severe is CVE-2026-6073?
CVE-2026-6073 has been rated HIGH with a CVSS base score of 8.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-6073?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.