This specific file path is frequently indexed by security scanners and appears in "dorks" (search queries used by hackers).
: Access configuration files, database credentials (like .env files), and user data. This specific file path is frequently indexed by
: An attacker can send an HTTP POST request to this file containing malicious PHP code. Because the script evaluates the body of the request directly, the server executes the attacker's code with the same permissions as the web server. Because the script evaluates the body of the
An attacker would not just browse the directory. They would send a POST request to evalStdin.php with a malicious payload: : Ensure your /vendor directory is not accessible
folder (where PHPUnit is installed via Composer) publicly accessible on a web server, this file becomes a major security risk.
: Ensure your /vendor directory is not accessible via the browser. You can do this by moving it outside the web root or adding a restriction in your configuration.
