CVE-2025-2443

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

State: Published
Severity: 8.7 High
Published: Jun 20, 2025
Updated: Jun 20, 2025
Reserved: Mar 17, 2025

Description

An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.

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	16.6 to before 17.9.7Affected 17.10 to before 17.10.5Affected 17.11 to before 17.11.1Affected

References

GitLab Issue #525363issue-trackingpermissions-required
HackerOne Bug Bounty Report #3037340technical-descriptionexploitpermissions-required

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