Pwn CTF challenges

3,922 Pwn CTF challenges from 381 CTFs (2011–2026), 669 with writeups.

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Challenges

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Challenge	CTF	Weight	Has
V8_SBX_Revenge #v8-sandbox	HITCON 2024 Quals	100.00	files wu 1
The_Butterfly_effect #v8-off-by-one	Infobahn 2025	–	files wu 1
chromium_rce #v8-exploitation #typedarray-oob #torque-builtin-bug	0CTF 2020 Quals	–	files wu 1
triforce #v8-exploitation #jit #type-confusion	TRX 2026	–	files wu 1
XSS_Finder_Tool #v8-exploitation #browser-pwn	1337UP 2024	–	files wu 1
memory-hole #v8-exploit #array-oob #jit-spray #sandbox-bypass	DiceCTF 2022	24.82	files wu 1
membership_management #use-after-free (uaf)#tcache-poisoning #overlapping-chunks	Securinets 2021 Quals	41.71	files wu 1
SimpleNote #use-after-free (uaf)#tcache-poisoning #fastbin-fd-overwrite	BlitzCTF 2025	23.20	files wu 1
University_Pwn #use-after-free (uaf)#tcache-poisoning	Tamil 2021	14.13	files wu 1
Monke #use-after-free (uaf)#tcache	UTCTF 2021	–	files wu 1
Phantom_Device #use-after-free (uaf)#refcount-mismatch #tcache-grooming #role-forgery	BDSec 2026	15.62	files wu 1
The_Cobol_Job #use-after-free (uaf)#libcob #free-hook #proc-self-maps	PlaidCTF 2021	99.64	files wu 1
heaphp #use-after-free (uaf)#info-leak #php	WACON 2023 Quals	25.00	files wu 1
Maltigriti #use-after-free (uaf)#heap-overlap	1337UP 2023	24.23	files wu 1
UAP #use-after-free (uaf)#function-pointer-hijack	1337UP 2024	–	files wu 1
Plaidflix #use-after-free (uaf)#double-free #safe-linking #tcache-poisoning	PlaidCTF 2021	99.64	files wu 1
Free_Real_Estate #use-after-free (uaf)	NahamCon 2022	24.61	files wu 1
ctf_sim #use-after-free (uaf)	TAMUctf 2022	–	files wu 1
CoffeeShop #use-after-free (uaf)	idekCTF 2021	24.56	files wu 1
Use_After_Freedom #use-after-free (uaf)	HSCTF 2021	–	files wu 1
Heap-Hop #use-after-free (uaf)	Dragon 2020	98.00	files wu 1
Heap_Heap #unsorted-bin-leak #tcache-poisoning #malloc-hook #one-gadget	S4CTF 2021	24.52	files wu 1
framed #uninitialized-stack-variable #partial-overwrite #ret2win	OMH 2021	–	files wu 1
messy-malloc #uninitialized-heap-memory #heap-reuse	picoCTF 2019	–	files wu 1
uc_masteeer #unicorn-engine #shellcode #stack-hijack	0CTF 2021 Quals	–	files wu 1
Rusty_Chains #unicode-overflow	HackPack 2021	24.31	files wu 1
MultiStorage #type-confusion	InCTF 2021	70.41	files wu 1
Memory #timing-side-channel	IrisCTF 2024	24.59	files wu 1
tile #tile-gx-architecture #qemu-user #exotic-architecture	0CTF 2021 Quals	–	files wu 1
Pokemon #tcache-stashing-unlink #heap-overflow #null-byte-bypass	RCTF 2021	–	files wu 1
H34P_D3V1L #tcache-poisoning	LYKNCTF 2026	–	files wu 1
garbage-is-easy #tcache-poisoning	FE-CTF 2022	–	files wu 1
pfoten #swap-tampering	hxp 2020	94.00	files wu 1
SquirrelFeeding #struct-confusion #out-of-bounds (oob)	WolvCTF 2023	24.33	files wu 1
humble_beginnings #strings	JerseyCTF 2024	21.26	files wu 1
unistruct #stdvariant #iterator-invalidation #use-after-free (uaf)	RCTF 2021	–	files wu 1
doMonkeysSwim #static-rop #stack-buffer-overflow #stack-pivot #syscall	RITSEC 2026	–	files wu 1
StageLeft #staged-shellcode	JerseyCTF 2024	21.26	files wu 1
Skilltest #stack-pivot	justCTF 2022	35.66	files wu 1
Oversight #stack-pivot	DownUnderCTF 2021	–	files wu 1