CVE-2025-7363
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BaseFortify

Publication date: 2025-07-08

Last updated on: 2025-07-10

Assigner: wikimedia-foundation

Description
The TitleIcon extension for MediaWiki is vulnerable to stored XSS through the #titleicon_unicode parser function. User input passed to this function is wrapped in an HtmlArmor object without sanitization and rendered directly into the page header, allowing attackers to inject arbitrary JavaScript. This issue affects Mediawiki - TitleIcon extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.
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Meta Information
Published
2025-07-08
Last Modified
2025-07-10
Generated
2026-05-07
AI Q&A
2025-07-08
EPSS Evaluated
2026-05-05
NVD
CVE-2025-7363
Affected Vendors & Products
Currently, no data is known.
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
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.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

The vulnerability is a stored Cross-Site Scripting (XSS) issue in the TitleIcon extension for MediaWiki. It occurs through the #titleicon_unicode parser function, where user input is wrapped in an HtmlArmor object without proper sanitization and then rendered directly into the page header. This allows attackers to inject arbitrary JavaScript code into the page.


How can this vulnerability impact me? :

This vulnerability can allow attackers to execute arbitrary JavaScript in the context of the affected MediaWiki site. This can lead to theft of user credentials, session hijacking, defacement, or distribution of malware, compromising the security and integrity of the website and its users.


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