CVE-2025-49578

Citizen allows stored XSS in user registration date message

Published Jun 12, 2025 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various date messages returned by `Language::userDate` are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This impacts wikis where a group has the `editinterface` but not the `editsitejs` user right. This vulnerability is fixed in 3.3.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-18205 starcitizentools/citizen-skin allows stored XSS in user registration date message
Github GHSA Github GHSA GHSA-2v3v-3whp-953h starcitizentools/citizen-skin allows stored XSS in user registration date message
History
Type Values Removed Values Added
First Time appeared Starcitizen.tools
Starcitizen.tools citizen
CPEs cpe:2.3:a:starcitizen.tools:citizen:*:*:*:*:*:mediawiki:*:*
Vendors & Products Starcitizen.tools
Starcitizen.tools citizen
Type Values Removed Values Added
Metrics epss

{'score': 0.00037}

epss

{'score': 0.0004}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various date messages returned by `Language::userDate` are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This impacts wikis where a group has the `editinterface` but not the `editsitejs` user right. This vulnerability is fixed in 3.3.1.
Title Citizen allows stored XSS in user registration date message
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 12, 2025, 7:12 PM
Reserved
Jun 6, 2025, 3:44 PM
Status
Analyzed
Published
Jun 12, 2025, 7:15 PM
Modified
Jun 17, 2026, 9:31 AM