WEB241: Hardening PHP Web Apps - OS Command Injection

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An OS command injection is a web security vulnerability that enables the execution of unauthorized operating system commands. An OS command injection vulnerability arises when a web application sends unsanitized, unfiltered system commands to be executed. Learn to secure a web application written in PHP against OS Command Injection attacks.

Time
30 minutes
Difficulty
Intermediate
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Overview

An OS command injection is a web security vulnerability that enables the execution of unauthorized operating system commands. An OS command injection vulnerability arises when a web application sends unsanitized, unfiltered system commands to be executed. Learn to secure a web application written in PHP against OS Command Injection attacks.