#Aria-Security Team
#http://Aria-Security.com 
#http://www.aria-security.com/forum/showthread.php?p=144 
#Contact: Advisory@aria-security.com 
#Type:Remote Cross-Site Scripting
#Article on XSS: http://aria-security.net/xss.rar 
#Discovered By Aria-Security Team
#Software: MyBB
#
#Explanation:
First of all user must be REGISTERED and authorized
- Go to http://target/mybbpath/private.php 
- Inster your xss code for Subject
- Press Preview