CVE-2024-4207: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-08 · updated 2026-06-17
Weakness: CWE-79

Description

A cross-site scripting issue has been discovered in GitLab affecting all versions starting from 5.1 prior 17.0.6, starting from 17.1 prior to 17.1.4, and starting from 17.2 prior to 17.2.2. When viewing an XML file in a repository in raw mode, it can be made to render as HTML if viewed under specific circumstances.

Affected products

GitLab: from 5.1.0 before 17.0.6; from 17.1.0 before 17.1.4; from 17.2.0 before 17.2.2 — fixed in 17.0.6, 17.1.4, 17.2.2

How to fix

Upgrade to a fixed version: GitLab 17.0.6, 17.1.4, 17.2.2. Check the vendor advisory for mitigations.

References

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