CVE-2025-6186 HIGH

CVE-2025-6186: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

Vendor Gitlab
Product GitLab
Weakness CWE-79 · XSS
Published August 13, 2025
Last update August 13, 2025

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

What the vulnerability does

01Description

An issue has been discovered in GitLab CE/EE affecting all versions from 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed authenticated users to achieve account takeover by injecting malicious HTML into work item names.

Key dates

02Disclosure timeline

August 13, 2025 CVE published
August 13, 2025 Record updated