CVE-2025-0555

HIGH

GitLab-EE <17.7.6, <17.8.4, <17.9.1 - XSS

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Broken Link issue-tracking permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/514004
Permissions Required technical-description exploit permissions-required
https://hackerone.com/reports/2939833

Scores

CVSS v3 7.7
EPSS 0.0004
EPSS Percentile 13.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-79
Status published
Products (2)
gitlab/gitlab 17.9.0
gitlab/gitlab 16.6.0 - 17.7.6
Published Mar 03, 2025
Tracked Since Feb 18, 2026