jquery.js:4 POST http://www.dominio.com/Game/Strucker/control/send2.php 403 (Forbidden)

session_start();
if($_SESSION['id']) {
$user = $_SESSION['usuario'];
$balas = $_POST['score'];
if($balas == 5){
    $_SESSION['activescore'] += 5;
    $scor1= $_SESSION['activescore'];
    echo $scor1;
}else if($balas == 2){
        $_SESSION['activescore'] += 2;
    $scor2= $_SESSION['activescore'];
    echo $scor2;
}else if($balas == 1){
        $_SESSION['activescore'] += 1;
    $scor3 = $_SESSION['activescore'];
    echo $scor3;
 
}else{
    $scor5= "Te hemos baneado por usar programar ilegales.";
     echo $scor5;
}
}
 

function send(score){
        var atp = {
                "score"  : score
        };
        $.ajax({           
                data:  atp,
                url:   'control/send2.php',
                type:  'POST',
                success:function(data){
                     score2 = data;
 
        }     
        });
}