Vulnerability Summary Vulnerability Overview A Cross-Site Scripting (XSS) vulnerability exists in the file of the WordPress plugin Shortcodes Ultimate. Attackers can inject malicious scripts by crafting a malicious parameter (shortcode attribute) that is directly output to HTML attributes without proper sanitization. Affected Scope Plugin Name: Shortcodes Ultimate Affected File: Affected Versions: Versions prior to Changelog 3489360 (2026/03/23). Remediation The developer has introduced the function to sanitize the variable before output. Additionally, numeric width values are forcibly converted to a format with the unit to prevent CSS injection or XSS attacks. Key Code Changes (Diff) Before Fix (Vulnerable Code): After Fix (Secure Code):**