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Web CTF challenges

2,461 Web CTF challenges from 309 CTFs (2011–2026), 673 with writeups.

Top web techniques

#xss 70 #sql-injection 41 #ssti 30 #ssrf 26 #prototype-pollution 25 #path-traversal 25 #csp-bypass 23 #command-injection 21 #web 21 #filter-bypass 14 #xs-leak 14 #lfi 12 #rce 12 #race-condition 12 #css-injection 11

Challenges

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Challenge CTF Weight Has
giraffe_notes PatriotCTF 2024 31.83 files
gitmails ASIS 2024 Finals 66.25 files
gnxboard Codegate 2024 Quals – files
haschbargeld hxp 2024 – files
heros_journey CursedCTF 2024 Quals 19.50 files
high_voltage HKCERT 2024 Quals – files
hihi ISITDTU 2024 Quals 51.00 files
i_am_confusion DownUnderCTF 2024 68.04 files
iframe_note corCTF 2024 55.00 files
in_the_shadows GoogleCTF 2024 – files
includeme idekCTF 2024 52.06 files
infantwaf HKUSTFirebird 2024 – files
insane_xss N1CTF 2024 89.85 files
intractable_problem L3HCTF 2024 23.50 files
jason_web_token LA 2024 – files
jvm.go WMCTF 2024 – files
jwt_2 LexingtonInformaticsTournament 2024 46.25 files
kaboot TJCTF 2024 – files
kirbytime LexingtonInformaticsTournament 2024 46.25 files
leakbin ASIS 2024 Finals 66.25 files
mEmoji DreamhackInvitational 2024 Quals – files
master_of_calculator Codegate 2024 Quals – files
mikufanpage osuigaming 2024 – files
minimal_waf AlpacaHack 2024 – files
mirage BRICS+ 2024 Quals 25.00 files
mobisec Defcamp 2024 Quals – files
moonbox D3CTF 2024 23.50 files
music_checkout TJCTF 2024 – files
myFile Wargames.MY 2024 – files
n1stagram N1CTF 2024 89.85 files
nday_file_storage m0leCon 2024 Quals 80.00 files
neural_corp1 BSidesSF 2024 – files
neural_corp2 BSidesSF 2024 – files
niceray ISITDTU 2024 Quals 51.00 files
notekeeper CyberSpace 2024 24.83 files
o1 LakeCTF 2024 Quals – files
paranormal_picture SpookyCTF 2024 22.40 files
pastebin angstromCTF 2024 – files
paytowin CursedCTF 2024 Quals 19.50 files
penguin_login LA 2024 – files