CVE-2025-7363

The TitleIcon extension for MediaWiki is vulnerable to stored XSS through the titleiconunicode 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...

Wikimedia Mediawiki – TitleIcon extension security vulnerability

Wikimedia Mediawiki - TitleIcon extension is a title icon extension from the Wikimedia Foundation. A security vulnerability exists in Wikimedia Mediawiki - TitleIcon extension versions prior to 1.39.13, prior to 1.42.7, and prior to 1.43.2, which stems from an uncleaned titleiconunicode parser...

CVE-2025-7363: Improper Neutralization of Input During Web Page Generation

The TitleIcon extension for MediaWiki is vulnerable to stored XSS through the titleiconunicode 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...