XSS in Starcitizen.tools Citizen
CVE-2025-49577
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.
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 (33.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.3% 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 >= a741639085d70c22a9f49890542a142a223bf981, < 93c36ac778397e0e7c46cf7adb1e5d848265f1bd, >= 2.13.0, < 3.3.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-49577?
- CVE-2025-49577 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-2025-49577?
- Medium severity. CVSS v3 base score is 6.5 out of 10.