: If a web application uses the id parameter without proper sanitization or parameterization, it might be vulnerable to SQL injection. An attacker could inject malicious SQL code to manipulate the database query, potentially leading to unauthorized data access, modification, or even database compromise.
For the next hour, she played the oracle. She crafted a UNION statement to ask the database a question: "Tell me your table names." The database, a servile old MySQL instance, complied. She saw users , payments , api_keys . Then she asked: "Show me the contents of 'api_keys'." And there they were—rows of alphanumeric keys, including one labeled HaulSpan_Prod_API . inurl index.php?id=