CVE-2026-92883

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to execute arbitrary JavaScript in the context of other users' browser sessions via a specially crafted repository, due to improper sanitization of HTML attributes in syntax-highlighted output.

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Produits concernés

• GitLab
• Gitlab gitlab

Scores CVSS

Faiblesses (CWE)

• CWE-79

Références

• https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ Release NotesVendor Advisory
• https://gitlab.com/gitlab-org/gitlab/-/work_items/629523 Issue Tracking
• https://hackerone.com/reports/3936831 Permissions Required

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories