CVE-2017-9841—PHPUnit Command Injection Vulnerability

Vulnerability Name

PHPUnit Command Injection Vulnerability

Description

PHPUnit allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with a "<?php " substring, as demonstrated by an attack on a site with an exposed /vendor folder, i.e., external access to the /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php URI.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply updates per vendor instructions.

Additional Notes

• https://nvd.nist.gov/vuln/detail/CVE-2017-9841

Related News Articles

• Experts Reports Sharp Increase in Automated Botnet Attacks Targeting PHP Servers and IoT DevicesOctober 29, 2025
• Hackers target SSRF bugs in EC2-hosted sites to steal AWS credentialsApril 9, 2025
• AndroxGh0st Malware Integrates Mozi Botnet to Target IoT and Cloud ServicesNovember 8, 2024
• Log4Shell shows no sign of fading, spotted in 30% of CVE exploitsMay 14, 2024

Related Weaknesses

• CWE-94