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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
Jul 9th, 2026 → Jul 13th, 2026
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6 / 6
Submissions
Severity
Validity
Tags
Author
#1
Reentrancy in refund allows draining the entire contract balance
High
Valid
[H-02] Reentrancy Vulnerabi...
soles
#2
O(n^2) duplicate check in enterRaffle causes denial of service as the player array grows
Medium
Valid
[M-01] `PuppyRaffle: enterR...
soles
#3
Weak on-chain randomness in selectWinner lets anyone predict or manipulate the winner and rarity
High
Valid
[H-03] Randomness can be gamed
soles
#4
totalFees uint64 overflow in Solidity 0.7.6 corrupts fee accounting and locks withdrawFees
High
Valid
[H-05] Typecasting from uin...
soles
#5
getActivePlayerIndex returns 0 for non-existent players, colliding with the valid index 0
Low
Valid
[L-01] Ambiguous index retu...
soles
#6
withdrawFees can be permanently blocked by forcing ETH into the contract
Medium
Valid
[M-02] Slightly increasing ...
soles
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