eval('?>' . file_get_contents('php://stdin'));
Title: "Index of vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php: Understanding the Security Risks and How to Protect Your Server" eval('
: A list of clickable directories that lead straight to the vulnerable eval-stdin.php file. 🛠️ How to Fix the Vulnerability ' . file_get_contents('php://stdin'))
POST /vendor/phpunit/phpunit/src/util/php/eval-stdin.php HTTP/1.1 Host: target-vulnerable-site.com Content-Type: text/plain Content-Length: 18 eval('
The attacker no longer needs to guess the file name – it’s displayed right there. Combined with automated scanners, an “index of” listing leads to almost immediate compromise.
If this file is on a web server (e.g., in a vendor/ directory under the webroot), an attacker can send arbitrary PHP code via POST/GET to eval-stdin.php and get it executed.