User registration & login and user management system v3.0 stored crosssite scripting (xss) Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2023-08-24 | Type : webapps | Platform : php
This exploit / vulnerability User registration & login and user management system v3.0 stored crosssite scripting (xss) is for educational purposes only and if it is used you will do on your own risk!

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# Exploit Title: User Registration & Login and User Management System v3.0 - Stored Cross-Site Scripting (XSS)
# Google Dork: NA
# Date: 19/08/2023
# Exploit Author: Ashutosh Singh Umath
# Vendor Homepage: https://phpgurukul.com
# Software Link: https://phpgurukul.com/user-registration-login-and-user-management-system-with-admin-panel/
# Version: 3.0
# Tested on: Windows 11
# CVE : Requested


Description

User Registration & Login and User Management System With admin panel 3.0 application from PHPgurukul is vulnerable to
Persistent XSS via the fname, lname, email, and contact field name. When User logs in or the admin user logs in the payload gets executed.

POC

User side
1. Go to the user registration page http://localhost/loginsystem.
2. Enter <img src="x" onerror=alert(document.cookie)> in one of the
fields (first name, last name, email, or contact).
3. Click sign up.

Admin side
1. Login to admin panel http://localhost/loginsystem/admin.
2. After login successfully go to manage user page.
3. Payload


Thanks and Regards,

Ashutosh Singh Umath