Posts tagged with

ctf

CVE-2025-55188: 7-Zip Arbitrary File Write

finding a vulnerability in 7-Zip during a ctf

l lunbun
August 28, 2025
9 min read

ctf writeup unintended 0-day
GPN CTF 2025: "variants"

solving rev unintended with crypto

l lunbun
July 1, 2025
5 min read

ctf writeup unintended rev
TJCTF 2025: "golf-hardester"

golfing a regex to win a ctf

l lunbun
June 9, 2025
16 min read

ctf writeup misc
Codegate Jr. CTF 2025

1st place in Codegate Junior 2025 CTF!

l lunbun
March 29, 2025
12 min read

ctf writeup
WolvCTF 2025: "wasm4"

wasm jailing the unintended way

l lunbun
March 24, 2025
13 min read

ctf writeup unintended jail