CVE search · CVE-2026-84739
CVE-2026-84739
high 8.7
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to execute arbitrary JavaScript in the context of another user's browser session due to improper sanitization of path components in the merge request diff viewer.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- cve@gitlab.com
- Weakness
- CWE-79
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | high 8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
cve@gitlab.comSecondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- gitlab · gitlab
References
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/Release NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/work_items/627316Broken Link
- https://hackerone.com/reports/3938482Permissions Required