CVE-2021-24768 – WP RSS Aggregator < 4.19.2 - Admin+ Stored Cross-Site Scripting

https://notcve.org/view.php?id=CVE-2021-24768

The WP RSS Aggregator WordPress plugin before 4.19.2 does not properly sanitise and escape the URL to Blacklist field, allowing malicious HTML to be inserted by high privilege users even when the unfiltered_html capability is disallowed, which could lead to Cross-Site Scripting issues. El plugin WP RSS Aggregator de WordPress versiones anteriores a 4.19.2, no sanea ni escapa del campo URL to Blacklist, permitiendo a usuarios con altos privilegios insertar HTML malicioso incluso cuando la capacidad unfiltered_html no está permitida, que podría conllevar a problemas de tipo Cross-Site Scripting • https://wpscan.com/vulnerability/3673e13f-7ce6-4d72-b179-ae4bab55514c • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •