CVE-2025-53370

Citizen stored XSS vulnerability through short descriptions

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.

Category

8.6
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.06%
Affected: StarCitizenTools mediawiki-skins-Citizen
Published at:
Updated at:

References

Link Tags
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/security/advisories/GHSA-prmv-7r8c-794g
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/commit/c85a40bddc8651fff66df83a72debddcb34f0521
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/releases/tag/v3.4.0

Frequently Asked Questions

What is the severity of CVE-2025-53370?
CVE-2025-53370 has been scored as a high severity vulnerability.
How to fix CVE-2025-53370?
To fix CVE-2025-53370, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-53370 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-53370 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-53370?
CVE-2025-53370 affects StarCitizenTools mediawiki-skins-Citizen.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.