Input validation vulnerability in Landing Page Builder – Lead Page – Optin Page – Squeeze Page – WordPress Landing Pages 1.5.1.1

The Landing Page Builder plugin for WordPress is susceptible to malicious attack. This vulnerability allows an attacker with administrator-level access to inject malicious web scripts into pages. When a user visits the injected page, the malicious web scripts will execute. This vulnerability only affects multi-site installations and installations where special security measures have been put in place. The plugin is vulnerable in versions up to and including 1.5.1.1.