Vulnerability Description
Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. From versions 1.9.4 to before 3.4.0, short descriptions set via the ShortDescription extension are inserted as raw HTML by the Citizen skin, allowing any user to insert arbitrary HTML into the DOM by editing a page. This issue has been patched in version 3.4.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Starcitizen.Tools | Citizen | >= 1.9.4, < 3.4.0 |
Related Weaknesses (CWE)
References
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/commit/c85a40bddc865Patch
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/releases/tag/v3.4.0Release Notes
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/security/advisories/ExploitVendor Advisory
FAQ
What is CVE-2025-53370?
CVE-2025-53370 is a vulnerability with a CVSS score of 8.6 (HIGH). Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. From versions 1.9.4 to before 3.4.0, short descriptions set via the ShortDescription extension are inserted as raw HT...
How severe is CVE-2025-53370?
CVE-2025-53370 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-53370?
Check the references section above for vendor advisories and patch information. Affected products include: Starcitizen.Tools Citizen.