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Gitlab CVE-2025-9222

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-01-09 cve@gitlab.com
5.4
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Red Hat
8.7 HIGH
qualitative

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

4
Severity Changed
Jun 30, 2026 - 03:23 NVD
HIGH MEDIUM
CVSS changed
Jun 30, 2026 - 03:23 NVD
8.7 (HIGH) 5.4 (MEDIUM)
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 09, 2026 - 10:15 nvd
HIGH 8.7

DescriptionNVD

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.

AnalysisAI

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. [CVSS 8.7 HIGH]

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Gitlab. 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.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

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Vendor StatusVendor

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CVE-2025-9222 vulnerability details – vuln.today

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