The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.CreditsiohexReferenceshttps://wpscan.com/vulnerability/3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86