CVE-2026-13252 RSS Aggregator by Feedzy <= 5.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'aspectRatio' Attribute

The RSS Aggregator by Feedzy – Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'aspectRatio' Attribute in all versions up to, and including, 5.2.1 due to insufficient input sanitization and output escaping. Th...