CVE-2025-62652

MEDIUM

MediaWiki WebAuthn extension 1.39 1.43 1.44 - Stored Cross-Site Scripting

Title source: llm

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation MediaWiki WebAuthn extension allows Stored XSS.This issue affects MediaWiki WebAuthn extension: 1.39, 1.43, 1.44.

References (1)

Core 1

Core References

Issue Tracking

https://phabricator.wikimedia.org/T403093

Scores

CVSS v4 5.9

EPSS 0.0035

EPSS Percentile 27.1%

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:L/U:Amber

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (3)

The Wikimedia Foundation/MediaWiki WebAuthn extension 1.39

The Wikimedia Foundation/MediaWiki WebAuthn extension 1.43

The Wikimedia Foundation/MediaWiki WebAuthn extension 1.44

Published Oct 17, 2025

Tracked Since Feb 18, 2026