Marta had been awake too long, chasing a redacted error through the twilight of an old repository. The project’s tests had started failing after a hurried “maintenance” commit made by someone who left the company two winters ago. The culprit looked like a tiny, forgotten utility: eval-stdin.php — a file named like an afterthought, tucked under util/. It took input from stdin, evaluated it, and returned results. No one on the team remembered why it existed. No tests covered it. It blossomed suspicion in Marta’s mind like mildew in an unused attic.
An attacker sends an HTTP POST request to the following path: http:// /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php Use code with caution.
Stay secure. Audit your dependencies. Never trust user input. vendor phpunit phpunit src util php eval-stdin.php cve
The information provided refers to , a critical Remote Code Execution (RCE) vulnerability in PHPUnit . It is frequently targeted by automated malware like Androxgh0st to steal credentials from .env files. 🛡️ Vulnerability Summary CVE ID: CVE-2017-9841 CVSS Score: 9.8 (Critical)
using a tool like GitHub's Dependabot to identify if this or similar vulnerabilities are present in your codebase. Marta had been awake too long, chasing a
Simply updating PHPUnit via Composer the vulnerable file if it already exists. A Composer update adds new versions but leaves old files behind unless you purge first.
The script uses eval() on raw HTTP POST data, allowing unauthenticated attackers to execute arbitrary PHP code. ⚠️ Affected Versions PHPUnit versions before 4.8.28 PHPUnit versions 5.x before 5.6.3 🚀 Exploitation Method It took input from stdin, evaluated it, and returned results
If you manage any PHP web application, take 10 minutes today to check whether the file /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php is publicly accessible. If it is, remediate it immediately. The difference between a secure server and a compromised one often comes down to a single forgotten file.
If you want, I can:
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