CVE-2025-0555

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

State: Published
Severity: 7.7 High
Published: Mar 3, 2025
Updated: Mar 4, 2025
Reserved: Jan 17, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	7.7 High	CVSS:3.1/AV:N/AC:H/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	16.6 to before 17.7.6Affected 17.8 to before 17.8.4Affected 17.9 to before 17.9.1Affected

References

GitLab Issue #514004issue-trackingpermissions-required
HackerOne Bug Bounty Report #2939833technical-descriptionexploitpermissions-required

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