CVE-2025-2255 | THREATINT

Description

An issue has been discovered in Gitlab EE/CE for AppSec affecting all versions from 13.5.0 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. Certain error messages could allow Cross-Site Scripting attacks (XSS). for AppSec.

Reserved 2025-03-12 | Published 2025-03-27 | Updated 2025-03-27 | Assigner GitLab

HIGH: 8.7CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Default status

unaffected

13.5.0 before 17.8.6

affected

17.9 before 17.9.3

affected

17.10 before 17.10.1

affected

Credits

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

References

gitlab.com/gitlab-org/gitlab/-/issues/524635 (GitLab Issue #524635) issue-tracking permissions-required

hackerone.com/reports/2994150 (HackerOne Bug Bounty Report #2994150) technical-description exploit permissions-required

cve.org (CVE-2025-2255)

nvd.nist.gov (CVE-2025-2255)

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