The GiveWP WordPress plugin before 2.21.3 does not properly sanitise and escape the currency settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks when the unfiltered_html capability is disallowed (for example in multisite setup)
https://wpscan.com/vulnerability/daa9b6c1-1ee1-434c-9f88-fd273b7e20bb