Redis Cache Poisoner

💉 Can you inject Redis commands through their note caching system?

Challenge 07 Jan 2026 Pro Exclusive Solution (Pro)

A note caching API constructs Redis commands using string concatenation, creating opportunities for CRLF injection attacks. When user input meets insufficient sanitization, even simple note storage can become a pathway to Redis command injection and session manipulation. 🎯 Time to test your protocol injection skills!

1

Flags

5

Points

50%

Success Rate

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~1-2 min setup

Dedicated server

Private instance

Industry standard

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Redis Cache Poisoner

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