Php Id 1 Shopping -

<?php session_start(); $user_id = $_SESSION['user_id']; // Comes from login, not from URL $stmt = $pdo->prepare("SELECT * FROM orders WHERE user_id = :user_id"); $stmt->execute(['user_id' => $user_id]); $orders = $stmt->fetchAll(); ?>

If you have ever looked at the address bar of an online store, you have seen a URL like this: https://www.example.com/product.php?id=1 php id 1 shopping

The prepare() method separates the SQL logic from the data. Even if the user sends 1; DROP TABLE , the database treats it as a string value for :id , not as SQL code. Step 2: Fix IDOR with Session-Based Authorization Do not trust the user to tell you which account or order to view. Instead, derive the ID from the session. Instead, derive the ID from the session

<?php // Assume $pdo is your database connection $id = filter_input(INPUT_GET, 'id', FILTER_VALIDATE_INT); if (!$id) { die('Invalid product ID'); } $stmt = $pdo->prepare("SELECT * FROM products WHERE id = :id"); $stmt->execute(['id' => $id]); $product = $stmt->fetch(); if (!$id) { die('Invalid product ID')

product.php?slug=red-cotton-t-shirt

if (!$product) { http_response_code(404); die('Product not found'); } ?>