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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

GPNCTF2026-recipeloader UTCTF2026-Time to Pretend GPNCTF2026-SecretPickle TJCTF2026-web/free-cloud-storage CVE-2026-57341 - Colissimo Officiel Unauthenticated Shipping Rate Tampering

Tag: SekaiCTF (2 posts)

SekaiCTF2026-web_<_w+
SekaiCTF 2026

SekaiCTF2026-web_<_w+

CTF writeup - web_<_w+ (SekaiCTF 2026)

Read
CTF Web SekaiCTF
SekaiCTF2026-web/migurimental
SekaiCTF 2026

SekaiCTF2026-web/migurimental

CTF writeup - web/migurimental (SekaiCTF 2026)

Read
CTF Web SekaiCTF
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

GPNCTF2026-restaurant-builder UMassCTF2026-Brick by Brick CVE-2026-57408 - Peach Payments Gateway Payment Status Forgery via Unauthenticated Webhook TJCTF2026-web/paper-trail CVE-2026-54804 - Melhor Envio Subscriber API Token Disclosure and Overwrite
8 CVE 24 CTF writeups 32 posts
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