# Exploit Title: Simple Chatbot Application 1.0 - 'Category' Stored Cross site Scripting # Date: 16-05-2021 # Exploit Author: Vani K G # Vendor Homepage: https://www.sourcecodester.com/ # Software Link: https://www.sourcecodester.com/php/14788/simple-chatbot-application-using-php-source-code.html # Version: 1.0 # Tested on: Windows 10/XAMPP Stored Cross-site scripting(XSS): Stored XSS, also known as persistent XSS, is the more damaging of the two. It occurs when a malicious script is injected directly into a vulnerable web application. Attack Vector : This vulnerability can result in the attacker to inject the XSS payload in the Title field of the page and each time any user will open the website, the XSS triggers and attacker can able to steal the cookie according to the crafted payload. Vulnerable Parameters: Settings System Info field Payload : <script>alert(1)</script> Vulnerable URL : http://localhost/chatbot/admin/?page=system_info Steps To Reproduce : 1) Go to the admin Dashboard 2) Click on Settings and Select System Info. 3) Put Payload into the System name input field. 4) Click on Save. 5) XSS payload will be triggered.