The Fancy Product Designer WordPress plugin before 6.1.81 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Fancy Product Designer WordPress plugin before 6.1.8 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against unauthenticated and admin-level users

The Fancy Product Designer WordPress plugin before 6.1.81 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Fancy Product Designer WordPress plugin before 6.1.5 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by adminstrators.

The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized modification of site options due to a missing capability check on the fpd_update_options function in versions up to, and including, 4.6.9. This makes it possible for authenticated attackers with subscriber-level permissions to modify site options, including setting the default role to administrator which can allow privilege escalation.

The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized access to data and modification of plugin settings due to a missing capability check on multiple AJAX functions in versions up to, and including, 4.6.9. This makes it possible for authenticated attackers with subscriber-level permissions to modify plugin settings, including retrieving arbitrary order information or creating/updating/deleting products, orders, or other sensitive information not associated with their own account.

The Fancy Product Designer plugin for WordPress is vulnerable to Cross-Site Request Forgery via the FPD_Admin_Import class that makes it possible for attackers to upload malicious files that could be used to gain webshell access to a server in versions up to, and including, 4.7.5.

The Fancy Product Designer WordPress plugin is vulnerable to SQL Injection due to insufficient escaping and parameterization of the ID parameter found in the ~/inc/api/class-view.php file which allows attackers with administrative level permissions to inject arbitrary SQL queries to obtain sensitive information, in versions up to and including 4.7.4.

The Fancy Product Designer WordPress plugin before 4.6.9 allows unauthenticated attackers to upload arbitrary files, resulting in remote code execution.