The FS Product Inquiry WordPress plugin through 1.1.1 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 high privilege users such as admin or unauthenticated users
The FS Product Inquiry WordPress plugin through 1.1.1 does not sanitise and escape some form submissions, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks