HACKR.GG
Injection

Remote Code Execution (RCE)

What happens when a server runs your code instead of its own. From zero — what a server actually does, why code execution is the worst-case scenario, how file uploads become weapons, and how to pull off a full attack chain yourself.

Beginner60 min11 lessons1 hands-on
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First lesson free. The full module is part of Pro.

You'll be able to

  • ✓Chain multiple vulnerabilities to achieve remote code execution
  • ✓Exploit file upload combined with path traversal or execution
  • ✓Use insecure deserialization to trigger arbitrary code
  • ✓Establish persistence after gaining a foothold via RCE

Lessons

  1. 1First — What Is a Server Actually Doing?
  2. 2What RCE Actually Means
  3. 3What Happens to a Company When RCE Is Found
  4. 4How File Uploads Lead to RCE
  5. 5How File Uploads Become RCE
  6. 6Writing a Webshell
  7. 7Module quiz
  8. 8Post-Exploitation — What to Do Once You're In
  9. 9Your Turn: Pop a Reverse ShellHANDS-ON
  10. 10Module quiz
  11. 11Defacement — Proving Impact
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