Cafe Club

Level: Easy Points: 10 Type: Daily Challenge

Lab Interface

There exist Gift Cards feature.

We can purchase gift card and redeem it.

Key thing to notice here. Every time we purchase and redeem gift card, The code is predictable

CAFE-0903-AXXX

Only the last 3 characters are different, and they looks like capital alphabetical characters. With this in mind, we can try to bruteforce and redeem gift cards of other.

And we have some 200 OK Response