Vanguard 2.1 Cross Site Scripting

Credit: thelastvvv
Risk: Low
Local: No
Remote: Yes

# Exploit Title: Vanguard 2.1 Multi XSS Vunlerabilities # Google Dork:N/A # Date: 2020-04-04 # Exploit Author: @ThelastVvV # Vendor Homepage: # Version: 2.1 # Tested on: 5.4.0-4parrot1-amd64 --------------------------------------------------------- Summary: Persistent Cross-site Scripting in message&product title-tags also there's Non-Persistent Cross-site scripting in product search box. PoC 1: A- Message 1- create an account on vanguard marketplace 2- go to send mail https://example/mails/new In the "Object" field type my my preferred payload : "><img src=x onerror=prompt(document.domain);> 3-then choose the target (username ) then hit submit 4- now go to the mailbox and click on the msg https://example/mails/read/1 et voila xssed! PoC 2: B:Product 1-go to add new product 2- In the "Product Name" field type my my preferred payload : "><img src=x onerror=prompt(document.domain);> 2- now view the product page https://example/p/(id) 3 -click on download in the product page https://example/download/(id) et voila xssed! PoC 3: In Products Search box use payload: "><img src=x onerror=prompt(document.domain);> Impact: XSS can lead to user's Session Hijacking, and if used in conjunction with a social engineering attack it can also lead to disclosure of sensitive data, CSRF attacks and other critical attacks on all users of the product . Screentshoots: A - B-

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