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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 26th, 2026 → Jul 3rd, 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...
chapma26
#2
`selectWinner` is meant to choose a winner unpredictably so no participant can control the outcome
High
Valid
[H-03] Randomness can be gamed
chapma26
#3
Strict `balance == totalFees` check in `withdrawFees` permanently locks protocol fees
Medium
Valid
[M-02] Slightly increasing ...
chapma26
#4
`uint64 totalFees` overflows/truncates under Solidity 0.7.6 and permanently strands fees
High
Valid
[H-05] Typecasting from uin...
chapma26
#5
O(n²) duplicate check in `enterRaffle` enables a gas-exhaustion denial of service
Medium
Valid
[M-01] `PuppyRaffle: enterR...
chapma26
#6
Slither "divide-before-multiply" at `selectWinner` is a false positive
Low
Invalid
chapma26
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