CVE-2026-92883

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

History

14 Oct 2026, 13:55

Type Values Removed Values Added
First Time Gitlab
Gitlab gitlab
CPE cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
References () https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ - () https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ - Release Notes, Vendor Advisory
References () https://gitlab.com/gitlab-org/gitlab/-/work_items/629523 - () https://gitlab.com/gitlab-org/gitlab/-/work_items/629523 - Issue Tracking
References () https://hackerone.com/reports/3936831 - () https://hackerone.com/reports/3936831 - Permissions Required

13 Oct 2026, 02:17

Type Values Removed Values Added
New CVE

Information

Published : 2026-10-13 02:17

Updated : 2026-10-14 20:18


NVD link : CVE-2026-92883

Mitre link : CVE-2026-92883

CVE.ORG link : CVE-2026-92883


JSON object : View

Products Affected

gitlab

  • gitlab
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')