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Vulnerability · Published Jan 9, 2026 · Assigned by GitLab

CVE-2025-9222Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

High 8.7

In plain English

A high-severity cross-site scripting in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).

Severity (CVSS 3.1)8.7High
Exploit odds (30 days)0.4%top 63.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.2 before 18.5.5, 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an authenticated user to achieve stored cross-site scripting by exploiting GitLab Flavored Markdown.

Affected products (as reported)

VendorProductVersions
GitLab GitLab 18.2.2 – before 18.5.518.6 – before 18.6.318.7 – before 18.7.1

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

References