CVE-2025-62652
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-17

Last updated on: 2026-04-29

Assigner: wikimedia-foundation

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.
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Meta Information
Published
2025-10-17
Last Modified
2026-04-29
Generated
2026-06-16
AI Q&A
2025-10-18
EPSS Evaluated
2026-06-15
NVD
CVE-2025-62652
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
the_wikimedia_foundation mediawiki_webauthn_extension 1.39
the_wikimedia_foundation mediawiki_webauthn_extension 1.43
the_wikimedia_foundation mediawiki_webauthn_extension 1.44
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability is a Stored Cross-site Scripting (XSS) issue in the MediaWiki WebAuthn extension. It occurs because the extension improperly neutralizes input during web page generation, allowing malicious scripts to be stored and executed in users' browsers when they view affected pages.

Impact Analysis

The vulnerability can allow attackers to execute malicious scripts in the context of users' browsers, potentially leading to unauthorized actions, theft of sensitive information, session hijacking, or other malicious activities that compromise user security and privacy.

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