Eliminating this risk requires immediate action. Follow these steps to secure your web applications:
If a production environment leaves its third-party development dependencies publicly accessible via the web root, an unauthenticated remote attacker can issue a simple HTTP POST request to execute malicious code on the host machine. The Exploit Payload and Traffic Characteristics vendor phpunit phpunit src util php eval-stdin.php cve
: An attacker can send a crafted HTTP POST request containing PHP code starting with Eliminating this risk requires immediate action
Short term (hours–days)
with payloads containing <?php , system( , exec( , eval( , base64_decode( , etc. vendor phpunit phpunit src util php eval-stdin.php cve