CVE-2025-2255

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

State: Published
Severity: 8.7 High
Published: Mar 27, 2025
Updated: Mar 27, 2025
Reserved: Mar 12, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	8.7 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N	GitLab

Weaknesses

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

Affected Products

Product	Versions
GitLabGitLab	13.5.0 to before 17.8.6Affected 17.9 to before 17.9.3Affected 17.10 to before 17.10.1Affected

References

GitLab Issue #524635issue-trackingpermissions-required
HackerOne Bug Bounty Report #2994150technical-descriptionexploitpermissions-required

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