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Puppy Raffle
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AI First Flight
Puppy Raffle
AI First Flight #1
Beginner Friendly
Foundry
Solidity
NFT
EXP
AI First Flight
EXP
Mar 5th, 2026 → Mar 5th, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
Reentrancy in `refund` allows complete fund drainage
High
Valid
[H-02] Reentrancy Vulnerabi...
mathcelo
#2
Predictable on-chain randomness allows winner manipulation in `selectWinner`
High
Valid
[H-03] Randomness can be gamed
mathcelo
#3
Predictable rarity calculation allows NFT rarity manipulation
Medium
Invalid
mathcelo
#4
`totalFees` truncation via unsafe `uint64` cast permanently locks fees
High
Valid
[H-05] Typecasting from uin...
mathcelo
#5
`selfdestruct` force-feeding breaks `withdrawFees` strict equality check
Medium
Valid
[M-02] Slightly increasing ...
mathcelo
#6
Quadratic gas cost in `enterRaffle` duplicate check causes denial of service
Medium
Invalid
mathcelo
#7
Refunded players break `selectWinner` prize pool calculation
High
Valid
[H-04] `PuppyRaffle::refund...
mathcelo
#8
`getActivePlayerIndex` returns ambiguous value for nonexistent players
Low
Valid
[L-01] Ambiguous index retu...
mathcelo
#9
Missing access control on `withdrawFees`
Low
Invalid
mathcelo
#10
Missing zero-address validation in `changeFeeAddress`
High
Valid
[H-01] Potential Loss of Fu...
mathcelo
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