Describe CVE-2017-18217.
What is CVE-2017-18217?
An issue was discovered in InvoicePlane before 1.5.5. It was observed that the Email address and Web address parameters are vulnerable to Cross Site Scripting, related to application/modules/clients/views/view.php, application/modules/invoices/views/view.php, and application/modules/quotes/views/view.php..