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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
Feb 10th, 2026 → Feb 10th, 2026
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7 / 7
Submissions
Severity
Validity
Tags
Author
#1
[H-1] `Snowman::mintSnowman` has no access control, allowing anyone to mint NFTs for free
High
Valid
[H-01] Unrestricted NFT Min...
jessica
#2
[H-2] `SnowmanAirdrop::claimSnowman` does not check `s_hasClaimedSnowman`, allowing users to claim multiple NFTs
Low
Valid
[L-01] Missing Claim Status...
jessica
#3
[M-1] Users who send an incorrect ETH amount to `Snow::buySnow` while having a WETH approval lose their ETH and have their WETH taken as well
Low
Invalid
jessica
#4
[M-2] Attacker can prevent users from claiming their Snowman NFT by transferring Snow tokens to change their balance
Medium
Valid
[M-01] DoS to a user trying...
jessica
#5
[L-1] Global `s_earnTimer` in `Snow::earnSnow` and `Snow::buySnow` blocks all users from earning when any single user earns
Medium
Invalid
jessica
#6
`Snow::buySnow` resets the global `s_earnTimer`, blocking `Snow::earnSnow` for a week after every purchase
Low
Valid
[L-02] Global Timer Reset i...
jessica
#7
[L-2] `SnowmanAirdrop::claimSnowman` forces users to spend their entire Snow balance on identical NFTs, penalizing higher balances
High
Invalid
jessica
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