An issue has been discovered in GitLab CE/EE affecting all versions from 15.10 prior to 17.7.6, 17.8 prior to 17.8.4, and 17.9 prior to 17.9.1. A proxy feature could potentially allow unintended content rendering leading to XSS under specific circumstances.
CVE ID: CVE-2025-0475
CVSS Base Severity: HIGH
CVSS Base Score: 8.7
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Vendor: GitLab
Product: GitLab
EPSS Score: 0.12% (probability of being exploited)
EPSS Percentile: 27.89% (scored less or equal to compared to others)
EPSS Date: 2025-04-01 (when was this score calculated)