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GHSA-fmrf-p77g-vv5cmedium6.1

MediaWiki Cross-site Scripting vulnerability

Impact

An issue was discovered in SiteLinksView.php in Wikibase in MediaWiki through 1.39.3. There is XSS via a crafted badge title attribute. This is also related to lack of escaping in wbTemplate (from resources/wikibase/templates.js) for quotes (which can be in a title attribute).

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

wikibase/wikibase Packagist
Affected rangeRecorded fix
Earlier releases through 1.39.3 (inclusive)Ecosystem versionsNot recorded

Version evidence: OSV · GHSA-fmrf-p77g-vv5c

View original version evidence (0 explicit versions)

Original source description

An issue was discovered in SiteLinksView.php in Wikibase in MediaWiki through 1.39.3. There is XSS via a crafted badge title attribute. This is also related to lack of escaping in wbTemplate (from resources/wikibase/templates.js) for quotes (which can be in a title attribute).

References