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.
References (3)
Core 3
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/security/advisories/GHSA-prmv-7r8c-794g
Patch x_refsource_misc
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/commit/c85a40bddc8651fff66df83a72debddcb34f0521
Release Notes x_refsource_misc
https://github.com/StarCitizenTools/mediawiki-skins-Citizen/releases/tag/v3.4.0
Scores
CVSS v3
8.6
EPSS
0.0017
EPSS Percentile
37.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
starcitizen.tools/citizen
1.9.4 - 3.4.0
starcitizentools/citizen-skin
1.9.4 - 3.4.0Packagist
Published
Jul 03, 2025
Tracked Since
Feb 18, 2026