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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
Mar 12th, 2026 → Mar 13th, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
SNOW token does not override ERC20's `decimals()` method to return `PRECISION`
Low
Invalid
0xprestonong
#2
`s_buyFee` excessively multiplies `amount` in `buySnow()`
Medium
Invalid
0xprestonong
#3
`mintSnowman()` is unguarded
High
Valid
[H-01] Unrestricted NFT Min...
0xprestonong
#4
Malformed EIP-712 `MESSAGE_TYPEHASH` preimage
High
Valid
[H-02] Unconsistent `MESSAG...
0xprestonong
#5
IWETH transfer may fail silently in `collectFee()`
Low
Invalid
0xprestonong
#6
Missing require `msg.value` == 0 in `buySnow` for WETH payment
Medium
Invalid
0xprestonong
#7
Missing `receive()` fallback
Low
Invalid
0xprestonong
#8
`s_hasClaimedSnowman` is set but never checked
Low
Valid
[L-01] Missing Claim Status...
0xprestonong
#9
Global Earn Timer Allows Any Buyer to Indefinitely Block earnSnow for All Users
Low
Valid
[L-02] Global Timer Reset i...
0xprestonong
#10
Merkle Leaf Computed From Live Balance Instead of Snapshot Amount
High
Invalid
0xprestonong
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