CVE-2025-49577

Citizen allows stored XSS in preference menu headings

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various preferences messages are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This vulnerability is fixed in 3.3.1.

Affected

StarCitizenTools · mediawiki-skins-Citizen

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 GITHUB

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

EPSS

0.43% chance of exploitation in the next 30 days, 35th percentile

Published

2025-06-12

Proof-of-concept exploits (1)

• StarCitizenTools/mediawiki-skins-Citizen/security/advisories/GHSA-jwr7-992g-68mh

Security advisories

• advisories/GHSA-jwr7-992g-68mh
• StarCitizenTools/mediawiki-skins-Citizen/commit/93c36ac778397e0e7c46cf7adb1e5d848265f1bd

References

• CVE Record
• NVD entry