$ ctf42

Challenges

Category
Difficulty
CTFtime weight
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Higher weight ≈ harder, more prestigious event.
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2 challenges tagged #file-upload ✕ clear · browse all techniques

Challenge CTF Weight Category Has
Art_Contest
#file-upload#php-filter-bypass#suid
 WolvCTF 2025 47.25 Web files wu 1
Electroplating
#seccomp-bypass#shared-library-injection#file-upload
 RaRCTF 2021 24.53 Web files wu 1