CVE-2025-14560

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

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.

Affected

GitLab

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 GITLAB

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

EPSS

0.26% chance of exploitation in the next 30 days, 16th percentile

Published

2026-02-11

Updated

2026-02-26

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3461083

Security advisories

• https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released
• https://gitlab.com/gitlab-org/gitlab/-/issues/583861

References

• CVE Record
• NVD entry