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HieuPenguinnn

HieuPenguinnn

CVE & CTF writeups by HieuPenguinnn

32
Posts
8
CVE
24
CTF

Categories

CVE (8) OmniCTF 2026 (2) SekaiCTF 2026 (2) GPNCTF 2026 (8) TJCTF 2026 (6) UMassCTF 2026 (3) UTCTF 2026 (3)

Tags

CTF (24) Web (24) CVE (8) WordPress (8) GPNCTF (8) TJCTF (6) UMassCTF (3) UTCTF (3) OmniCTF (2) SekaiCTF (2)

Random Picks

OmniCTF2026-web/Ganzir GPNCTF2026-Fancy Food Notifications TJCTF2026-web/free-cloud-storage GPNCTF2026-Pharry CVE-2026-54826 - SupportCandy Attachment IDOR via Thread Endpoint

GPNCTF 2026 (8 challenges)

GPNCTF 2026

GPNCTF2026-cookoff

CTF writeup - cookoff (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-Fancy Food Notifications

CTF writeup - Fancy Food Notifications (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-Pharry

CTF writeup - Pharry (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-recipeloader

CTF writeup - recipeloader (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-restaurant-builder

CTF writeup - restaurant-builder (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-SecretPickle

CTF writeup - SecretPickle (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-Secure Secretpickle

CTF writeup - Secure Secretpickle (GPNCTF 2026)

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CTF Web GPNCTF
GPNCTF 2026

GPNCTF2026-Simple food notifications

CTF writeup - Simple food notifications (GPNCTF 2026)

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CTF Web GPNCTF
HieuPenguinnn

HieuPenguinnn

CVE & CTF writeups by HieuPenguinnn

32
Posts
8
CVE
24
CTF

Categories

CVE (8) OmniCTF 2026 (2) SekaiCTF 2026 (2) GPNCTF 2026 (8) TJCTF 2026 (6) UMassCTF 2026 (3) UTCTF 2026 (3)

Tags

CTF (24) Web (24) CVE (8) WordPress (8) GPNCTF (8) TJCTF (6) UMassCTF (3) UTCTF (3) OmniCTF (2) SekaiCTF (2)

Random Picks

UTCTF2026-Crab Mentality UTCTF2026-Time to Pretend UMassCTF2026-ORDER66 GPNCTF2026-cookoff SekaiCTF2026-web_<_w+
8 CVE 24 CTF writeups 32 posts
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