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CVE-2021-45472

MEDIUM CVSS: 6.1 Published: 2021-12-24 Modified: 2026-06-17

Description

In MediaWiki through 1.37, XSS can occur in Wikibase because an external identifier property can have a URL format that includes a $1 formatter substitution marker, and the javascript: URL scheme (among others) can be used.

Affected Platforms

Mediawiki MediawikiFedoraproject Fedora

Weakness Type

CWE-79

References