CVE-2025-12669

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 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 inject HTML and JavaScript into email notifications sent to other users due to improper input sanitization.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

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/579385	Not Applicable
https://hackerone.com/reports/3368096	Permissions Required

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

16 May 2026, 03:38

Type	Values Removed	Values Added
First Time		Gitlab gitlab Gitlab
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/579385 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/579385 - Not Applicable
References	~~() https://hackerone.com/reports/3368096 -~~	() https://hackerone.com/reports/3368096 - Permissions Required
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:::::community:::*

14 May 2026, 06:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-14 06:16

Updated : 2026-05-16 03:38

NVD link : CVE-2025-12669

Mitre link : CVE-2025-12669

CVE.ORG link : CVE-2025-12669

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

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