shell bypass 403
<?php
include('../config/config.php');
$con_address = $_POST['con_address'];
$con_tel = $_POST['con_tel'];
$con_tel2 = $_POST['con_tel2'];
$con_mail = $_POST['con_mail'];
$sql = "update contacts SET ct_address = '".$con_address ."',ct_tel = '".$con_tel."',ct_tel2 = '".$con_tel2."',ct_mail = '".$con_mail."' WHERE ct_id = 1";
$res = $conn->query($sql);
if($res === TRUE ){
echo 1;
}else{
echo 0;
}
?>