CVE-2025-0555

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

A Cross Site Scripting (XSS) vulnerability in GitLab-EE affecting all versions from 16.6 prior to 17.7.6, 17.8 prior to 17.8.4, and 17.9 prior to 17.9.1 allows an attacker to bypass security controls and execute arbitrary scripts in a users browser under specific conditions.

Affected

GitLab

CVSS v3.1 NVD

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

CVSS v3.1 GITLAB

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

EPSS

0.49% chance of exploitation in the next 30 days, 41st percentile

Published

2025-03-03

Updated

2025-03-04

Proof-of-concept exploits (1)

• https://hackerone.com/reports/2939833

References

• CVE Record
• NVD entry