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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 24th, 2026 → Mar 1st, 2026
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8 / 8
Submissions
Severity
Validity
Tags
Author
#1
Title: Missing return value check in _isValidSignature allows unauthorized NFT claims.
High
Invalid
nezar_alhammadi
#2
Reentrancy in Snowman::mintSnowman allows minting multiple NFTs per stake.
Medium
Invalid
nezar_alhammadi
#3
[M-01] Unchecked Return Value of i_weth.transfer in Snow::collectFee Leads to Potential Loss of Protocol Fees
Medium
Invalid
nezar_alhammadi
#4
[M-02] Use of Strict Equality for Balance Checks in SnowmanAirdrop Enables Denial of Service (DoS) Attacks
Medium
Valid
[M-01] DoS to a user trying...
nezar_alhammadi
#5
[H-03] Missing Participation Tracking in claimSnowman Allows Infinite NFT Minting via Merkle Proof Replay
Low
Valid
[L-01] Missing Claim Status...
nezar_alhammadi
#6
[H-01] Missing Signature Verification in _isValidSignature allows Unauthorized Airdrop Claims
High
Invalid
nezar_alhammadi
#7
Arbitrary ERC-20 Transfer from User Wallets
Medium
Invalid
nezar_alhammadi
#8
Timestamp-Based Access Control Vulnerable to Miner Manipulation
Low
Invalid
nezar_alhammadi
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