Confessions - Hack.lu 2020 Writeups

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Writeup for Confessions challenge of Hack.lu CTF 2020
Confessions Description Someone confessed their dirtiest secret on this new website: https://confessions.flu.xxx Can you find out what it is? Write-Up After some basic poking around and seeing what the website does we find that pretty much the whole thing is done by javascript calling a GraphQL backend. It seems the /graphql backend allows pretty much arbitrary queries, so let’s see what we can pull out of there. Using an adapted query from https://github.