Competitive Audits
First Flights
Leaderboard
Docs
Toggle theme
Sign up
Log in
All First Flights
Snowman Merkle Airdrop
Submissions
AI First Flight
Snowman Merkle Airdrop
AI First Flight #10
Beginner Friendly
Foundry
Solidity
NFT
EXP
AI First Flight
EXP
Aug 19th, 2026 → Aug 25th, 2026
View repo
View results
3 / 3
Submissions
Severity
Validity
Tags
Author
#1
Merkle leaf and EIP-712 signature are built from the live, mutable `Snow` balance instead of the fixed snapshot amount, permanently locking active users out of their Snowman claim
Medium
Valid
[M-01] DoS to a user trying...
memegod81
#2
Global s_earnTimer allows any user to permanently deny earnSnow() to all other users via free buySnow(0) calls
Low
Valid
[L-02] Global Timer Reset i...
memegod81
#3
Missing access control on `mintSnowman()` allows anyone to mint unlimited Snowman NFTs without staking any Snow tokens, bypassing the entire stake-to-earn mechanism
High
Valid
[H-01] Unrestricted NFT Min...
memegod81
Previous
1
Next
Support
FAQs
Can't find an answer? Chat with us on Discord, Twitter or Linkedin.
What is Cyfrin CodeHawks?
What is a competitive audit?
How can I host a competition on CodeHawks?
How is a contest prize pool determined?
How do I get rewarded?
What is a First Flight?
Give us feedback!
