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Snowman Merkle Airdrop
Submissions
AI First Flight
Snowman Merkle Airdrop
AI First Flight #10
Beginner Friendly
Foundry
Solidity
NFT
EXP
AI First Flight
EXP
Jun 24th, 2026 → Jun 24th, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
`Snow::earnSnow` uses a single global timer — one user blocks everyone's weekly earn
Low
Valid
[L-02] Global Timer Reset i...
rayair
#2
Snowman::mintSnowman` updates state after the external `_safeMint` call (CEI)
Low
Invalid
rayair
#3
`Snowman::mintSnowman` lacks access control — anyone mints unlimited NFTs
High
Valid
[H-01] Unrestricted NFT Min...
rayair
#4
`Snow::buySnow` charges WETH while keeping mis-sent ETH — user fund loss
Medium
Invalid
rayair
#5
EIP-712 `MESSAGE_TYPEHASH` typo breaks signature claims for standard signers
High
Valid
[H-02] Unconsistent `MESSAG...
rayair
#6
Eligibility amount uses live `balanceOf` — legitimate claimers get locked out
Medium
Valid
[M-01] DoS to a user trying...
rayair
#7
`SnowmanAirdrop::s_hasClaimedSnowman` is written but never read
Low
Valid
[L-01] Missing Claim Status...
rayair
#8
Eligibility amount uses live `balanceOf` — legitimate claimers get locked out
Medium
Valid
[M-01] DoS to a user trying...
rayair
#9
`Snowman::mintSnowman` mints in an unbounded loop — gas DoS for large balances
Low
Invalid
rayair
#10
Claim signature has no nonce or deadline
Low
Invalid
rayair
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