: The script requires no user authentication, session verification, or administrative clearance to execute.
Or reinstall production dependencies only:
Despite the patch being released in 2017, CVE-2017-9841 remains highly active. This is due to two primary factors:
curl -X POST -d "" http://example.com Use code with caution. index of vendor phpunit phpunit src util php evalstdinphp
If you’ve ever looked at your server logs and seen requests for /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php
If an immediate upgrade is not possible, at least delete or rename eval‑stdin.php :
. The server will then execute that script with the same permissions as the web application. Why it exists: : The script requires no user authentication, session
To protect systems against this specific vulnerability and similar path traversal issues:
The most robust fix is to update your project dependencies. The vulnerability was patched in PHPUnit versions 4.8.28 and 5.6.3. Modern versions of PHPUnit do not include this file or methodology. Update your composer.json and run: composer update phpunit/phpunit Use code with caution. 2. Remove PHPUnit from Production
Try to request the file without any payload. Even a GET request might reveal the script’s source code. But to confirm RCE, send a benign test: If you’ve ever looked at your server logs
As of my last update, there are a couple of scenarios where eval-stdin.php could pose a risk:
Index of /administration/vendor/phpunit/phpunit/src/Util/PHP/