The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'size' Shortcode Attribute in all versions up to, and including, 3.15.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. WordPress's wpksespost filter does not neutralize the payload because the injected content resides entirely within a shortcode attribute string containing no HTML angle brackets, causing kses to pass it through unchanged at save time.

The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘Module Title’ parameter in all versions up to, and including, 3.15.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Cross-Site Request Forgery (CSRF) vulnerability in ThemeFusion Fusion Builder.This issue affects Fusion Builder: from n/a through 3.11.1.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in ThemeFusion Fusion Builder.This issue affects Fusion Builder: from n/a through 3.11.1.

The Avada | Website Builder For WordPress & WooCommerce theme for WordPress is vulnerable to Sensitive Information Exposure in versions up to and including 7.11.5 via the form entries page. This makes it possible for authenticated attackers, with contributor access and above, to view the contents of all form submissions, including fields that are obfuscated (such as the contact form's "password" field).

The Avada | Website Builder For WordPress & WooCommerce theme for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the ajaximportoptions() function in all versions up to, and including, 7.11.4. This makes it possible for authenticated attackers, with contributor-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several of the plugin's shortcodes in all versions up to, and including, 3.11.14 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Avada Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcodes in all versions up to, and including, 3.11.11 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Avada (Fusion) Builder plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 3.11.12 via the handleclonepost() function and the 'fusionblog' shortcode and due to insufficient restrictions on which posts can be included. This makes it possible for authenticated attackers, with contributor-level access and above, to extract data from password protected, private, or draft posts that they should not have access to.