What potential pitfalls should be considered when sending data to an API using PHP?

One potential pitfall when sending data to an API using PHP is not properly sanitizing user input, which can lead to security vulnerabilities such as SQL injection or cross-site scripting attacks. To mitigate this risk, always validate and sanitize user input before sending it to the API. 

// Example of sanitizing user input before sending it to an API
$user_input = $_POST['user_input'];

// Sanitize user input using htmlspecialchars to prevent XSS attacks
$sanitized_input = htmlspecialchars($user_input);

// Now you can safely send the sanitized input to the API
// $api_response = send_data_to_api($sanitized_input);

Keywords

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