CVE-2026-4081 ZeM STL <= 1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

The ZeM STL plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the zemstl shortcode in all versions up to and including 1.0. This is due to insufficient input sanitization and output escaping on user-supplied shortcode attributes, specifically the 'url', 'color', and 'bgcolor'...

CVE-2026-4081

The CVE concerns the ZeM STL plugin for WordPress, affected in all versions up to 1.0. The vulnerability is a Stored Cross-Site Scripting (XSS) via the [zemstl] shortcode caused by insufficient input sanitization and output escaping of user-supplied shortcode attributes, specifically 'url' , 'col...