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Puppy Raffle
Submissions
AI First Flight
Puppy Raffle
AI First Flight #1
Beginner Friendly
Foundry
Solidity
NFT
EXP
AI First Flight
EXP
Aug 10th, 2026 → Aug 10th, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
CRIT-01: Weak On-Chain Randomness - Winner Selection & Rarity Manipulation
High
Valid
[H-03] Randomness can be gamed
tinykitten
#2
CRIT-02: Winner Can Be Zero Address After Refunds
High
Valid
[H-01] Potential Loss of Fu...
tinykitten
#3
CRIT-03: Prize Pool Calculation Includes Refunded Players
High
Valid
[H-04] `PuppyRaffle::refund...
tinykitten
#4
HIGH-01: Reentrancy in selectWinner() - External Call Before State Update
Medium
Invalid
tinykitten
#5
HIGH-02: Reentrancy in refund() - External Call Before State Update
High
Valid
[H-02] Reentrancy Vulnerabi...
tinykitten
#6
HIGH-03: Denial of Service via O(n²) Gas Growth in enterRaffle()
Medium
Invalid
tinykitten
#7
HIGH-04: Griefing Attack - Attacker Can Block Raffle by Refunding
High
Valid
[H-01] Potential Loss of Fu...
tinykitten
#8
MED-01: Unchecked Return Value of ERC721 _mint()
Medium
Invalid
tinykitten
#9
MED-02: Missing Input Validation in changeFeeAddress()
Medium
Invalid
tinykitten
#10
MED-03: Solidity Version 0.7.6 Lacks Built-in Overflow Protection
High
Valid
[H-06] Overflow/Underflow v...
tinykitten
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