Level: Easy
Vulnerability: LFI
Hint: Pay attention to what you are looking for and where it could be found.
Link: Challenge 1
Level: Easy
Vulnerability: LFI
Hint: Read the code, identify the vulnerability then Payloadallthethings.
Link: Challenge 2
Level: Medium
Vulnerability: LFI - double encoding
Hint: In this type of challenge you have to try many inputs and know what works.
Hint 2: Double encoding and PHP filter.
Hint 3: In this type of challenge, first reading the code of the pages shown can help us a lot, such as cv, contact or home.
Link: Challenge 3