CVE-2025-4420 Vayu Blocks <= 1.3.1 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting via containerWidth Parameter

The Vayu Blocks – Gutenberg Blocks for WordPress & WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘containerWidth’ parameter in all versions up to, and including, 1.3.1 due to a missing capability check on the vayublocksoptionpanelcallback function and...

CVE-2025-4420

CVE-2025-4420 affects the WordPress plugin “Vayu Blocks – Website Builder for the Block Editor” (Vayu Blocks) up to version 1.3.1. It enables a stored XSS via the containerWidth parameter due to a missing capability check in vayu_blocks_option_panel_callback() and insufficient input sanitization/...