$id = $_GET['id']; $query = "SELECT * FROM products WHERE id = " . $id; $result = mysqli_query($connection, $query); Do you see the problem? The $id variable is taken directly from the URL and inserted into the SQL query without any validation or sanitization .
For website owners, it serves as a canary in the coal mine. If your site appears in such searches, you have a critical vulnerability that demands immediate patching. inurl commy indexphp id
When a PHP application uses index.php?id=123 to fetch data from a MySQL database, the unsafe code might look like this: $id = $_GET['id']; $query = "SELECT * FROM
$id = $_GET['id']; $stmt = $pdo->prepare("SELECT * FROM products WHERE id = :id"); $stmt->execute(['id' => $id]); This treats $id as data, not as part of the SQL command. If the id should always be a number, enforce that: For website owners, it serves as a canary in the coal mine