Add-cart.php Num Jun 2026

Server-side handling—core steps

// Function to get product details (example) function getProductDetails($product_id) // Replace with your database query $products = [ 1 => ['name' => 'Product 1', 'price' => 29.99, 'stock' => 50], 2 => ['name' => 'Product 2', 'price' => 49.99, 'stock' => 30], 3 => ['name' => 'Product 3', 'price' => 19.99, 'stock' => 100], ]; return isset($products[$product_id]) ? $products[$product_id] : null; add-cart.php num

This article dissects the add-cart.php script, focusing specifically on the num parameter. We will explore what it does, why it’s a red flag for security, how attackers exploit it, and how to rebuild it correctly. Server-side handling—core steps // Function to get product

Regardless of where num is used (validation, logging, or cart logic), use parameterized queries: Regardless of where num is used (validation, logging,

Never trust the num parameter. Sanitize it immediately:

Let’s walk through a real-world penetration test scenario.