$ ctf42

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
proxy-viewer idekCTF 2023 24.56 files
ps-converter Ricerca 2023 – files
rainbow_notes CSAW 2023 Quals 21.80 files
readme idekCTF 2023 24.56 files
reguest nullconHackIM 2023 Berlin – files
sanitizer IrisCTF 2023 24.59 files
savaoury Potluck 2023 – files
secret_tunnel NewportBlakeCTF 2023 – files
secure_blog DownUnderCTF 2023 46.63 files
simple-file-server idekCTF 2023 24.56 files
smooth_jazz DownUnderCTF 2023 46.63 files
stargazer idekCTF 2023 24.56 files
static_file_server DownUnderCTF 2023 46.63 files
story AzureAssassinAlliance 2023 23.80 files
strangeport N1CTF 2023 97.33 files
strapi_in DownUnderCTF 2023 46.63 files
task-manager idekCTF 2023 24.56 files
the-mindful-zone perfectblue 2023 – files
the_cult_of_8bit RealWorld 2023 – files
thru_the_filter ISITDTU 2023 Quals 37.00 files
tinydb Ricerca 2023 – files
too_many_admins BackdoorCTF 2023 – files
too_much_kirby LexingtonInformaticsTournament 2023 33.53 files
trusted_shop KITCTFCTF 2023 – files
uwuctf AmateursCTF 2023 24.54 files
veggie_soda GoogleCTF 2023 – files
vibanxungdang ISITDTU 2023 Quals 37.00 files
walk_off_the_earth TPCTF 2023 – files
walk_off_the_solar_system TPCTF 2023 – files
walters_crystal_shop NewportBlakeCTF 2023 – files
warmup_revenge WACON 2023 Quals 25.00 files
webpix insomnihack 2023 Quals 21.38 files
xssbot TPCTF 2023 – files
xssbot_but_no_Internet TPCTF 2023 – files
xtract1 WaniCTF 2023 24.99 files
xtract2 WaniCTF 2023 24.99 files
xxd_server DownUnderCTF 2023 46.63 files
yet_another_calc ASIS 2023 Quals 89.80 files
youdirect corCTF 2023 36.97 files
ytiruces N1CTF 2023 97.33 files