XSS in Starcitizen.tools Citizen

CVE-2025-53368

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. From versions 1.9.4 to before 3.4.0, page descriptions are inserted into raw HTML without proper sanitization by the Citizen skin when using the old search…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (19.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-53368?
CVE-2025-53368 is a high-severity vulnerability in Starcitizen.tools Citizen, classified under Cross-site Scripting. CVSS score: 8.6/10. Published 2025-07-03.
How severe is CVE-2025-53368?
High severity. CVSS v3 base score is 8.6 out of 10.
Is CVE-2025-53368 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.