CVE-2026-6073

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 v3 8.7 HIGH

8.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.3 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/	Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/596340	Not Applicable
https://hackerone.com/reports/3655677	Permissions Required

Configurations

Configuration 1 (hide)

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

History

16 May 2026, 03:33

Type	Values Removed	Values Added
References	~~() https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ -~~	() https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ - Release Notes
References	~~() https://gitlab.com/gitlab-org/gitlab/-/work_items/596340 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/596340 - Not Applicable
References	~~() https://hackerone.com/reports/3655677 -~~	() https://hackerone.com/reports/3655677 - Permissions Required
First Time		Gitlab gitlab Gitlab
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

14 May 2026, 06:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-14 06:16

Updated : 2026-05-16 03:33

NVD link : CVE-2026-6073

Mitre link : CVE-2026-6073

CVE.ORG link : CVE-2026-6073

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-79

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

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