CVE-2025-7363 — TitleIcon: Stored Cross-Site Scripting (XSS) via #titleicon_unicode parser function
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 o…
Published: 2025-07-08 · CVSS: 5.4 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7