CVE-2025-53370

Citizen stored XSS vulnerability through short descriptions

State: Published
Severity: 8.6 High
Published: Jul 3, 2025
Updated: Jul 7, 2025
Reserved: Jun 27, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L	GitHub_M

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
mediawiki-skins-CitizenStarCitizenTools	>= 65a7ffd927467c8c3557146d1ac6de62b0369b6c, < c85a40bddc8651fff66df83a72debddcb34f0521Affected >= 1.9.4, < 3.4.0Affected

References

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