CVE-2022-29969: Mediawiki Rss For Mediawiki

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

The RSS extension before 2022-04-29 for MediaWiki allows XSS via an rss element (if the feed is in $wgRSSUrlWhitelist and $wgRSSAllowLinkTag is true).

Affected products

• Mediawiki Rss For Mediawiki: before 2022-04-29 (fixed in 2022-04-29)

Published 2022-05-02. Last modified 2026-06-17.