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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
Oct 5th, 2026 → Oct 5th, 2026
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5 / 5
Submissions
Severity
Validity
Tags
Author
#1
`Snowman::mintSnowman` has no access control — anyone can mint unlimited Snowman NFTs
High
Valid
[H-01] Unrestricted NFT Min...
hopeh
#2
`SnowmanAirdrop`: malformed EIP-712 typehash (`addres` + spaces) breaks signature compatibility with standard signers
High
Valid
[H-02] Unconsistent `MESSAG...
hopeh
#3
`SnowmanAirdrop::claimSnowman` binds the claim to live `balanceOf(receiver)` — a front-run 1-wei transfer permanently bricks the claim (DoS)
Medium
Valid
[M-01] DoS to a user trying...
hopeh
#4
`SnowmanAirdrop::claimSnowman` never reads `s_hasClaimedSnowman` — the one-time-claim guard is dead code (repeat claims)
Low
Valid
[L-01] Missing Claim Status...
hopeh
#5
`Snow`: a single global `s_earnTimer` lets one address block free earning for everyone (griefing DoS)
Low
Valid
[L-02] Global Timer Reset i...
hopeh
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