Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-29969. Reason: This candidate is a duplicate of CVE-2022-29969. A typo caused the wrong ID to be used. Notes: All CVE users should reference CVE-2022-29969 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage

In the RSS extension for MediaWiki through 1.38.1, when the $wgRSSAllowLinkTag config variable was set to true, and a new RSS feed was created with certain XSS payloads within its description tags and added to the $wgRSSUrlWhitelist config variable, stored XSS could occur via MediaWiki's template system whenever that feed was loaded via the rss document tag.