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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 12th, 2026 → Mar 12th, 2026
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View results
10 / 10
Submissions
Severity
Validity
Tags
Author
#1
H-1: Reentrancy in refund() allows draining contract ETH
High
Valid
[H-02] Reentrancy Vulnerabi...
0xjjjjjj
#2
H-2: Weak on-chain randomness allows winner manipulation
High
Valid
[H-03] Randomness can be gamed
0xjjjjjj
#3
H-3: Integer overflow on totalFees (uint64) silently loses protocol revenue
High
Valid
[H-05] Typecasting from uin...
0xjjjjjj
#4
H-4: Refunded player slots allow address(0) to win, permanently DoS-ing selectWinner()
High
Valid
[H-04] `PuppyRaffle::refund...
0xjjjjjj
#5
H-5: Arithmetic overflow in enterRaffle() allows free raffle entries
Medium
Invalid
0xjjjjjj
#6
M-1: Unbounded O(n²) duplicate check in enterRaffle() causes DoS
Medium
Valid
[M-01] `PuppyRaffle: enterR...
0xjjjjjj
#7
M-2: Strict balance equality in withdrawFees() enables permanent DoS via selfdestruct
Medium
Valid
[M-02] Slightly increasing ...
0xjjjjjj
#8
M-3: Smart contract winner without receive() permanently DoS-es selectWinner()
Medium
Valid
[M-03] Impossible to win ra...
0xjjjjjj
#9
M-4: Front-running refund before selectWinner() corrupts prize pool accounting
High
Valid
[H-07] Potential Front-Runn...
0xjjjjjj
#10
M-5: Off-by-one in rarity comparison gives 4% legendary chance instead of 5%
Medium
Invalid
0xjjjjjj
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