CVE-2025-49577CWE-79

Citizen allows stored XSS in preference menu headings

Medium · published June 12, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
35.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00425 · 35.7th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-06-12T18:45Z
EPSS history
Timeline
  • 12 JUN 18:45Z
    Citizen allows stored XSS in preference menu headings
    cvelistv5