Competitive Audits
First Flights
Leaderboard
Docs
Toggle theme
Sign up
Log in
All First Flights
Santa's List
Submissions
AI First Flight
Santa's List
AI First Flight #3
Beginner Friendly
Foundry
EXP
AI First Flight
EXP
Aug 7th, 2026 → Aug 7th, 2026
View repo
View results
7 / 7
Submissions
Severity
Validity
Tags
Author
#1
Missing `onlySanta` modifier on `checkList()` → anyone can modify naughty/nice status and permanently DoS gift distribution
High
Valid
[H-01] Anyone is able to ca...
aiada
#2
Default enum value `NICE = 0` → all uninitialized addresses are treated as NICE and can collect presents without Santa's check
High
Valid
[H-02] All addresses are co...
aiada
#3
`buyPresent()` burns tokens from `presentReceiver` instead of `msg.sender` → attacker can burn others' tokens to mint NFTs for themselves
High
Valid
[H-03] SantasList::buyPrese...
aiada
#4
Users can call `collectPresent()` multiple times by transferring NFT away → infinite mint of NFTs and SantaTokens
High
Valid
[H-04] Any `NICE` or `EXTRA...
aiada
#5
Malicious backdoor in forked solmate ERC20 `transferFrom` → specific address can transfer tokens without approval
High
Valid
[H-05] Malicious Code Injec...
aiada
#6
Malicious test `testPwned` executes arbitrary system commands via FFI → data extraction and potential RCE
High
Valid
[H-06] Malicious Test poten...
aiada
#7
`buyPresent()` burns 1e18 tokens but `PURCHASED_PRESENT_COST` declares 2e18 → users pay half the intended price
Medium
Valid
[M-01] Cost to buy NFT via ...
aiada
Previous
1
Next
Support
FAQs
Can't find an answer? Chat with us on Discord, Twitter or Linkedin.
What is Cyfrin CodeHawks?
What is a competitive audit?
How can I host a competition on CodeHawks?
How is a contest prize pool determined?
How do I get rewarded?
What is a First Flight?
Give us feedback!
