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Snowman Merkle Airdrop
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AI First Flight
Snowman Merkle Airdrop
AI First Flight #10
Beginner Friendly
Foundry
Solidity
NFT
EXP
AI First Flight
EXP
Jun 16th, 2026 → Jun 23rd, 2026
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3 / 3
Submissions
Severity
Validity
Tags
Author
#1
Typo in MESSAGE_TYPEHASH makes all signatures invalid — airdrop completely unclaimed
High
Valid
[H-02] Unconsistent `MESSAG...
hokidoki
#2
s_hasClaimedSnowman mapping is never checked, allowing unlimited duplicate claims
Low
Valid
[L-01] Missing Claim Status...
hokidoki
#3
s_earnTimer is a global variable, allowing one user to block all others from earning Snow tokens
Low
Valid
[L-02] Global Timer Reset i...
hokidoki
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