When attackers find an exposed directory index or direct access to this file, they can take complete control of your web server. What is eval-stdin.php?
PHPUnit versions before 4.8.28 and 5.x before 5.6.3 are vulnerable. When attackers find an exposed directory index or
The web server's public folder is pointing to the root project directory instead of the specific public or web folder. When attackers find an exposed directory index or
or
An index of /vendor/ listing is a goldmine for attackers. Even if eval-stdin.php is not present or patched, the directory listing reveals: When attackers find an exposed directory index or
vendor/ phpunit/ phpunit/ src/ Framework/ Runner/ Util/ eval-stdin.php ... tests/ ...
Indicates a directory listing is visible to the public.