The Product Catalog Feed by PixelYourSite WordPress plugin before 2.1.1 does not sanitise and escape the edit 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 administrators.
https://wpscan.com/vulnerability/55b28fa6-a54f-4365-9d59-f9e331c1e11b