VULNERABILITY INTELLIGENCE

CVE-2025-53370

CVSS score8.6 HIGH
EPSS probability0.38%
CISA KEVNot currently listed
Published2025-07-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

Description

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. From versions 1.9.4 to before 3.4.0, short descriptions set via the ShortDescription extension are inserted as raw HTML by the Citizen skin, allowing any user to insert arbitrary HTML into the DOM by editing a page. This issue has been patched in version 3.4.0.

Weakness classification

  • security-advisories@github.com: CWE-79

Primary references