CVE-2026-13252: Themeisle Rss Aggregator By Feedzy – Feed To Post, Autoblogging, News & YouTube Video Feeds Aggregator

Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days.

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. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• Themeisle Rss Aggregator By Feedzy – Feed To Post, Autoblogging, News & YouTube Video Feeds Aggregator: up to and including 5.2.1

Published 2026-07-02. Last modified 2026-07-02.