HTB - Pwn: Portaloo

Challenge Summary

  • Name: Portaloo
  • Category: Pwn
  • Difficulty: Medium
  • Goal: Turn the portal manager bugs into code execution and recover the flag.
 

Zero

CTF notes by Zero

UAF + safe-linking heap recovery + canary leak + staged RWX heap shellcode for reliable remote command execution.

2026-02-26

Tags

#ctf #htb #pwn