CVE-2025-14560 - CVE House
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Status published High CVE-2025-14560

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

Vulnerability Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to perform unauthorized actions on behalf of another user by injecting malicious content into vulnerability code flow.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program

Affected Vendor

Affected Software

GitLab
Vulnerable Versions:
17.1, 18.7, 18.8

Timeline

Official Publish: February 11th, 2026
Last Modified: February 26th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Weaknesses (CWE)