UnknownSec Bypass 403

: /var/www/html/adminpnl/ [ drwxr-xr-x ]
name : category_delete.php <?php require_once "../config.php"; require_once "../ConClass.php"; $id = $_POST['id']; $canteen = $_POST['canteenname']; $query=" Delete from ItemCategoryTB where ID='".$id."'"; $result = mysqli_query($conn, $query); $message="1"; echo json_encode($message); ?>