CVE-2025-5940

The Osom Blocks – Custom Post Type listing block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘classname’ parameter in all versions up to, and including, 1.2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated...

WordPress Osom Blocks plugin <= 1.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via class_name Parameter vulnerability

Authenticated Contributor+ Stored Cross-Site Scripting via classname Parameter vulnerability discovered by Peter Thaleikis in WordPress Plugin Osom Blocks versions = 1.2.1...