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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
Jun 20th, 2026 → Jun 22nd, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
Reentrancy in PuppyRaffle::refund() allows attacker to drain entire contract balance
High
Valid
[H-02] Reentrancy Vulnerabi...
georgibuilds
#2
Predictable randomness in PuppyRaffle::selectWinner() allows attacker to guarantee raffle win
High
Valid
[H-03] Randomness can be gamed
georgibuilds
#3
uint64 overflow in PuppyRaffle::selectWinner() permanently locks all protocol fees
High
Valid
[H-05] Typecasting from uin...
georgibuilds
#4
Direct ETH injection via selfdestruct permanently locks all fees in PuppyRaffle::withdrawFees()
Medium
Valid
[M-02] Slightly increasing ...
georgibuilds
#5
Ghost slots in PuppyRaffle::selectWinner() inflate prize pool beyond actual balance, permanently freezing the raff
High
Valid
[H-04] `PuppyRaffle::refund...
georgibuilds
#6
Zeroed winner slot in PuppyRaffle::selectWinner() causes _safeMint(address(0)) revert, permanently stalling the raffle
High
Valid
[H-04] `PuppyRaffle::refund...
georgibuilds
#7
Off-by-one error in PuppyRaffle::selectWinner() rarity threshold reduces legendary NFT probability by 20%
Low
Valid
[L-03] Participants are mis...
georgibuilds
#8
O(n²) nested loop in PuppyRaffle::enterRaffle() enables permanent gas DoS at ~170 players
Medium
Valid
[M-01] `PuppyRaffle: enterR...
georgibuilds
#9
Misleading NatSpec in PuppyRaffle::enterRaffle() contradicts duplicate address restriction
Low
Invalid
georgibuilds
#10
Redundant PuppyRaffle::getActivePlayerIndex() exposes player positions publicly when players array is already public
Low
Valid
[L-01] Ambiguous index retu...
georgibuilds
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