CVE-2020-6163

MEDIUM 6.1CVE-2020-6163 · Published 08/01/2020 · updated 17/06/2026

In short

CVE-2020-6163 is a MEDIUM (CVSS 6.1) vulnerability affecting mediawiki (mediawiki).
Chance of exploitation in the next 30 days (EPSS): 0.70%, higher than 53.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
mediawiki mediawiki	`= 1.35`	No fix yet

Description

The WikibaseMediaInfo extension 1.35 for MediaWiki allows XSS because of improper template syntax within the PropertySuggestionsWidget template (in the templates/search/PropertySuggestionsWidget.mustache+dom file).

References

gerrit.wikimedia.org/r/558203 · Third Party Advisory
phabricator.wikimedia.org/T240773 · Patch

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Package

Affected versions

Patched versions

mediawiki

= 1.35

No fix yet

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