CVE-2023-53941: Easyphp Webserver

Critical severity, CVSS 9.8. EPSS: 6.4% chance of exploitation in the next 30 days.

EasyPHP Webserver 14.1 contains an OS command injection vulnerability that allows unauthenticated attackers to execute arbitrary system commands by injecting malicious payloads through the app_service_control parameter. Attackers can send POST requests to /index.php?zone=settings with crafted app_service_control values to execute commands with administrative privileges.

Affected products

• Easyphp Webserver: version 14.1 only

Published 2025-12-18. Last modified 2026-06-17.