XSS in DEAL INFORMER

[bolok.boloke80@xxxxxxxxx]

Product: DEAL INFORMER
Vendor: http://www.got.my ( http://www.got.my/DEAL-INFORMER/ )
Vulnerable Version: 4.8.0
Vulnerability Type: XSS (Cross Site Scripting)
Risk level: Medium
Credit: Hector.x90

Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
The vulnerability exists due to failure in the "/themes/default/header.inc.php" 
script to properly sanitize user-supplied input in "theme_dir" variable then 
register_globals on.
Successful exploitation of this vulnerability could result in a compromise of 
the application, theft of cookie-based authentication credentials, disclosure 
or modification of sensitive data.

The following PoC is available:

http://[host]/themes/default/header.inc.php?theme_dir=%22%3E%3Cscript%3E
alert%28document.cookie%29;%3C/script%3E