XSS in Starcitizen.tools Citizen
CVE-2025-49578
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (33.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.001
Affected products
- Starcitizen.tools Citizen
- Starcitizentools Mediawiki-Skins-Citizen — versions >= 64cb5d7ab3a6dc0381fae54b31e8fc4afadc8beb, < 93c36ac778397e0e7c46cf7adb1e5d848265f1bd, >= 3.3.0, < 3.3.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-49578?
- CVE-2025-49578 is a medium-severity vulnerability in Starcitizen.tools Citizen, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-06-12.
- How severe is CVE-2025-49578?
- Medium severity. CVSS v3 base score is 6.5 out of 10.