CTF challenges & writeups

936 challenges in family ⊕ pwn ✕ clear · browse all techniques

Challenge	CTF	Weight	Category	Has
Muktir_Shongket #jit-bytecode-verifier-executor-mismatch #jmp-into-literal #shellcode	BDSec 2026	15.62	Pwn	files wu 1
Phantom_Device #use-after-free (uaf)#refcount-mismatch #tcache-grooming #role-forgery	BDSec 2026	15.62	Pwn	files wu 1
horses #js-sandbox-escape	Bhackari 2026	–	Misc	files wu 1
LattiaVM #vm-stack-pointer-corruption	L3akCTF 2026	34.47	Pwn	files wu 1
LattiaVM_2 #vm-stack-pointer-corruption	L3akCTF 2026	34.47	Pwn	files wu 1
Piet #stack-depth-alias-primitive	L3akCTF 2026	34.47	Pwn	files wu 1
Piet_2 #saved-rbp-pivot	L3akCTF 2026	34.47	Pwn	files wu 1
Rudimentary_Calculator #null-byte-stack-leak	L3akCTF 2026	34.47	Pwn	files wu 1
Supervisor #seccomp-notify-escape	L3akCTF 2026	34.47	Pwn	files wu 1
Ez_Pwn #signed-integer-overflow	LYKNCTF 2026	–	Pwn	files wu 1
H34P_D3V1L #tcache-poisoning	LYKNCTF 2026	–	Pwn	files wu 1
Return_to_Lose #ret2win	LYKNCTF 2026	–	Pwn	files wu 1
Blinky #pointer-authentication #speculative-execution #cache-side-channel #mips	R3CTF 2026	35.95	Misc	files wu 1
r3ticket #lagrange-interpolation #negative-index #linear-algebra	R3CTF 2026	35.95	Misc	files wu 1
doMonkeysSwim #static-rop #stack-buffer-overflow #stack-pivot #syscall	RITSEC 2026	–	Pwn	files wu 1
F_K #brainfuck #timing-side-channel	ScriptCTF 2026	–	Reverse	files wu 1
Junkiness #mass-assignment #privilege-escalation	TRX 2026	–	Web	files wu 1
Pixel_Vault #python-format-string-injection	TRX 2026	–	Web	files wu 1
down_the_line #bootsector-pwn #heap-overflow	TRX 2026	–	Pwn	files wu 1
faulty_road #kernel #reversing	TRX 2026	–	Reverse	files wu 1
house_of_fishing #largebin-attack #heap	TRX 2026	–	Pwn	files wu 2
krwd #kernel-exploitation	TRX 2026	–	Pwn	files wu 1
slop_allocator #custom-allocator #heap	TRX 2026	–	Pwn	files wu 1
triforce #v8-exploitation #jit #type-confusion	TRX 2026	–	Pwn	files wu 1
Ducks_Ping_Pong #windows-driver-reversing #ioctl #veh	V1T 2026	22.14	Reverse	files wu 1
Entropyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy #bcrypt-72-byte-input-truncation	1753CTF 2025	34.82	Web	files wu 1
SimpleNote #use-after-free (uaf)#tcache-poisoning #fastbin-fd-overwrite	BlitzCTF 2025	23.20	Pwn	files wu 1
portable_graphics #go-binary-reversing #png-chunk-crafting #custom-chunk	CTF@AC 2025 Quals	24.53	Reverse	files wu 1
oboe #kernel #heap-overflow #off-by-one #use-after-free (uaf)#rop #commit-creds #kpti-bypass	DiceCTF 2025 Quals	81.00	Pwn	files wu 1
cheap_logs #use-after-free (uaf)	DownUnderCTF 2025	91.66	Crypto	files wu 1
LOKALTAL #cve-2023-21688	Hack.lu 2025	98.02	Pwn	files wu 1
Exceeding_Knight #laravel-debug-mode-leak	KnightCTF 2025	18.78	Web	files wu 1
messenger #page-level-uaf	LA 2025	–	Pwn	files wu 1
Puzzle #idor #privilege-escalation #info-disclosure	Securinets CTF 2025 Quals	–	Web	files wu 1
Captivating_Canvas_Contraption #prototype-pollution #wasm #sandbox-escape	SekaiCTF 2025	55.00	Web	files wu 1
Learning_OOP #heap-overflow #vtable #safe-linking-bypass	SekaiCTF 2025	55.00	Pwn	files wu 1
Beginner_Pwn_1 #stack-buffer-overflow	SwampCTF 2025	40.40	Pwn	files wu 1
encrypted_chat #many-time-pad #keystream-reuse #race-condition	TPCTF 2025	–	Crypto	files wu 1
Online_Python_Editor #python-sandbox-escape	TRX 2025	–	Web	files wu 2
Baby_Kernel #kernel-exploitation #use-after-free (uaf)#jop	UIUCTF 2025	–	Pwn	files wu 2

Challenges