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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
Sep 3rd, 2026 → Sep 6th, 2026
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10 / 10
Submissions
Severity
Validity
Tags
Author
#1
looping through player array to check for duplicates in `PuppyRaffle::enterRaffle` is potential denial of service(Dos)attack, incrementing gas cost for future entrants
Medium
Valid
[M-01] `PuppyRaffle: enterR...
farhandavin14
#2
State Update After External Call in `PuppyRaffle::refund` Enables Reentrancy Attack That Drains Contract Funds
High
Valid
[H-02] Reentrancy Vulnerabi...
farhandavin14
#3
Predictable Pseudo-Randomness in `PuppyRaffle::selectWinner` Enables Winner and NFT Rarity Manipulation
High
Valid
[H-03] Randomness can be gamed
farhandavin14
#4
Integer Truncation and Overflow in `PuppyRaffle::totalFees` Causes Permanent Loss and Lockup of Protocol Revenue
High
Valid
[H-05] Typecasting from uin...
farhandavin14
#5
# Strict Contract Balance Equality Check in `PuppyRaffle::withdrawFees` Enables Permanent Denial of Service via `selfdestruct`
Medium
Valid
[M-02] Slightly increasing ...
farhandavin14
#6
Unbounded Loop for Duplicate Player Checks in `PuppyRaffle::enterRaffle` Causes Denial of Service via Gas Exhaustion
Medium
Valid
[M-01] `PuppyRaffle: enterR...
farhandavin14
#7
Push Payment in `PuppyRaffle::selectWinner` Leads to Permanent Denial of Service if Winner Rejects Ether
Medium
Invalid
farhandavin14
#8
Ambiguous Zero Return Value in `PuppyRaffle::getActivePlayerIndex` Misidentifies Active Player at Index 0 as Inactive
Low
Valid
[L-01] Ambiguous index retu...
farhandavin14
#9
External Call Before Minting in `PuppyRaffle::selectWinner` Violates Checks-Effects-Interactions
Medium
Invalid
farhandavin14
#10
Missing Zero-Address Validation for `feeAddress` in Constructor and Setter Can Result in Burned Fees
Low
Invalid
farhandavin14
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