The Product Enquiry for WooCommerce, WooCommerce product catalog plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.2.33.32 via deserialization of untrusted input in enquiry_detail.php. This makes it possible for authenticated attackers, with Author-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

The Product Enquiry for WooCommerce WordPress plugin before 3.2 does not sanitise and escape the page parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Cross-Site Request Forgery (CSRF) vulnerability in PI Websolution Conditional shipping & Advanced Flat rate shipping rates / Flexible shipping for WooCommerce shipping plugin <= 1.6.4.4 versions.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in PI Websolution Cancel order request / Return order / Repeat Order / Reorder for WooCommerce plugin <= 1.3.2 versions.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PI Websolution Conditional cart fee plugin <= 1.0.96 versions.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in PI Websolution Order date, Order pickup, Order date time, Pickup Location, delivery date for WooCommerce plugin <= 3.0.19 versions.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in PI Websolution Direct checkout, Add to cart redirect, Quick purchase button, Buy now button, Quick View button for WooCommerce plugin <= 2.1.48 versions.

Auth. (admin+) Stored Cross-site Scripting (XSS) vulnerability in PI Websolution Product Enquiry for WooCommerce, WooCommerce product catalog plugin <= 2.2.12 versions.

Auth. (admin+) Stored Cross-site Scripting (XSS) vulnerability in PI Websolution Product page shipping calculator for WooCommerce plugin <= 1.3.20 versions.

Cross-Site Request Forgery (CSRF) vulnerability in Pi Websolution CSS JS Manager, Async JavaScript, Defer Render Blocking CSS supports WooCommerce plugin <= 2.4.49 versions.