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.

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 int…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (26.9th percentile) — read the EPSS interpretation.

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.

Affected products

Starcitizen.tools Citizen
Starcitizentools Mediawiki-skins-citizen — versions >= 64cb5d7ab3a6dc0381fae54b31e8fc4afadc8beb, < 93c36ac778397e0e7c46cf7adb1e5d848265f1bd, >= 3.3.0, < 3.3.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (Patch, x_refsource_MISC)

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.