<?php // Vulnerable code example $file = $_GET['file']; include($file); ?>
: This tells PHP to process a stream of data through a specific filter before handing it to the application.
This type of attack succeeds when a web application takes user input and passes it directly to file-system functions like file_get_contents() without proper sanitization or allowlisting. sushant747.gitbooks.io Prevention and Security To defend against such LFI attacks, developers should: