WordPress Business Template Blocks for WPBakery Page Builder Reflected Cross-Site Scripting Vulnerability

A reflected cross-site scripting vulnerability has been identified in the WordPress Business Template Blocks for WPBakery (Visual Composer) Page Builder plugin, affecting versions through 1.3.2. This vulnerability arises from improper input sanitization during web page generation, allowing attackers to inject malicious scripts that could be executed when users visit the affected page.

Impact

Exploitation of this vulnerability allows for reflected cross-site scripting, where an attacker can inject malicious scripts that are executed in the context of the user's browser.

Remediation

Users are advised to update to a version of the WordPress Business Template Blocks for WPBakery Page Builder plugin that is later than 1.3.2. For those using Patchstack, a mitigation rule has been issued to block attacks until an official patch is available.