# Exploit Title: CSE Bookstore 1.0 - 'quantity' Persistent Cross-site Scripting # Date: 30/10/2020 # Exploit Author: Vyshnav NK # Vendor Homepage: https://projectworlds.in/ # Software Link: https://github.com/projectworlds32/online-book-store-project-in-php/archive/master.zip # Version: 1.0 # Tested on: Windows 10 and Windows 7 CSE Bookstore is vulnerable to a Persistent Cross-site scripting on Checkout.php and cartp.php, Where an user can able to add quantity as an XSS Payload and once added each time when we click on MyCart option it triggers as stored one The below URL can be accessed by a User URL : http://localhost/php/checkout.php and http://localhost/php/cart.php Payload : "><svg/onload=alert(5)> Insert XSS Payload into Quantity Section