Introduce myself

Hello, I'm HeapX, I like pwn...

Team at Stealien

• AppSuit Team (September 27, 2022 – December 31, 2024)
• Red Team (January 1, 2025 – Present)

Issued CVEs

• CVE-2023-44144
• CVE-2023-44474
• CVE-2023-44245
• CVE-2023-45759
• CVE-2023-46313
• CVE-2023-46622
• CVE-2023-47533
• CVE-2023-48320
• CVE-2023-49176

Issued KVEs

• KVE-2025-0294

Reporting History

• Cok : IDOR Vulnerability Report
• PatchStack : WordPress Plugin Vulnerability Report
• KISA : Vulnerability Report

Contest Experience

• Affiliated with the NWWTHW team, CCE 2022 CTF – Advanced to the finals
• Affiliated with the NWWTHW team, WhiteHat Contest 2022 CTF – Advanced to the finals
• Affiliated with the NWWTHW team, The Hacking Championship Junior 2022 CTF – Advanced to the finals (Encouragement Award)
• Affiliated with the NWWTHW team, JBU 2022 CTF – 8th (Encouragement Award)
• Affiliated with the Stealien team, Hack The Box Business CTF 2023 – 18th
• Affiliated with the budaejjigae team, Defcon Qualifier 2023 – 24th
• Affiliated with the 어디에도 team, HackingCamp 27th 2023 CTF – 1st
• Affiliated with the Stealien team, Hack The Box Business CTF 2024 – 82nd
• Affiliated with the V-Sector team, Faust Attack-Defense CTF 2025 – 31st

CTF Challenge Creation Experience

• ccunictf 2025
  • ReverseGray (Web Problem)
  • dokudoku (Misc Problem)