Index Of — Vendor Phpunit Phpunit Src Util Php Eval-stdin.php |link|

If you want, I can:

file_get_contents('php://input') reads raw, unvalidated data directly from the body of an incoming HTTP POST request.

Here is a simplified version of what the file contains:

The file eval-stdin.php is a ticking time bomb when left accessible on a public web server. Its presence signals a critical remote code execution vulnerability that can lead to full server compromise. If you found this article because you saw the telltale index of directory listing, act immediately: index of vendor phpunit phpunit src util php eval-stdin.php

Purpose and scope

Between PHPUnit versions 4.8.19 and 5.0.10, the developers included a utility script called eval-stdin.php .

If you see a directory index with file names, directory listing is active. Look specifically for eval-stdin.php . If you found this article because you saw

Look for newly created or modified .php files in your public directories, which may indicate web shells.

This article provides a comprehensive overview of the index of vendor phpunit phpunit src util php eval-stdin.php security issue, covering what it is, how it is exploited, and how to protect your web applications. What is vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php ?

In PHPUnit versions prior to and 5.x before 5.6.3 , a helper script named eval-stdin.php was included in the src/Util/PHP/ directory. It was designed strictly for internal testing environments to process test streams from standard input. Look for newly created or modified

If this file is left on a production server and exposed to the internet via an open directory index, anyone can send an HTTP POST or GET request containing PHP code to that specific URL. The server will receive it, pass it to eval() , and execute it as if the attacker were sitting at the server's keyboard.

An open directory exposing index of /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php indicates a severe security vulnerability. This specific path is tied to an older Remote Code Execution (RCE) vulnerability in PHPUnit, tracked as CVE-2017-9841. If your server exposes this path, attackers can execute arbitrary PHP code and completely compromise your system.

When you see index of vendor phpunit phpunit src util php eval-stdin.php in search engine results, it indicates that a web server is configured to show (also called auto-indexing). An attacker searching for this exact string is looking for misconfigured servers that: