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HieuPenguinnn

HieuPenguinnn

CVE & CTF writeups by HieuPenguinnn

41
Posts
10
CVE
31
CTF

Categories

├── CVE (10) │ ├── Broken Access Control (6) │ ├── Information Disclosure (2) │ ├── IDOR (2) │ ├── Webhook Forgery (2) │ ├── SQL Injection (1) │ ├── Payment Bypass (1) │ ├── Stored XSS (1) │ ├── Price Tampering (1) │ └── Account Takeover (1) └── CTF (31) ├── GPNCTF 2026 (8) ├── PTITCTF Quals 2026 (7) ├── TJCTF 2026 (6) ├── UMassCTF 2026 (3) ├── UTCTF 2026 (3) ├── OmniCTF 2026 (2) └── SekaiCTF 2026 (2)

Random Picks

CVE-2026-54804 - Melhor Envio Subscriber API Token Disclosure and Overwrite CVE-2026-61948 - Unauthenticated SQL Injection in Mini Cart Coupon REST Endpoint CVE-2026-57408 - Peach Payments Gateway Payment Status Forgery via Unauthenticated Webhook CVE-2026-54840 - Newsletters Unauthenticated Subscriber Management Account Takeover Approve Please, Genie!

Tag: SekaiCTF (2 posts)

SekaiCTF2026-web_<_w+
SekaiCTF 2026

SekaiCTF2026-web_<_w+

CTF writeup - web_<_w+ (SekaiCTF 2026)

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CTF Web SekaiCTF
SekaiCTF2026-web/migurimental
SekaiCTF 2026

SekaiCTF2026-web/migurimental

CTF writeup - web/migurimental (SekaiCTF 2026)

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CTF Web SekaiCTF
HieuPenguinnn

HieuPenguinnn

CVE & CTF writeups by HieuPenguinnn

41
Posts
10
CVE
31
CTF

Categories

├── CVE (10) │ ├── Broken Access Control (6) │ ├── Information Disclosure (2) │ ├── IDOR (2) │ ├── Webhook Forgery (2) │ ├── SQL Injection (1) │ ├── Payment Bypass (1) │ ├── Stored XSS (1) │ ├── Price Tampering (1) │ └── Account Takeover (1) └── CTF (31) ├── GPNCTF 2026 (8) ├── PTITCTF Quals 2026 (7) ├── TJCTF 2026 (6) ├── UMassCTF 2026 (3) ├── UTCTF 2026 (3) ├── OmniCTF 2026 (2) └── SekaiCTF 2026 (2)

Random Picks

TJCTF2026-web/treasure-hunt GPNCTF2026-restaurant-builder CVE-2026-42743 - Masteriyo LMS Lemon Squeezy Webhook Forgery UMassCTF2026-ORDER66 TJCTF2026-web/chained
10 CVE 31 CTF writeups 41 posts
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