Submission Details
Severity:
Missing Event Emissions
Summary
Critical state changes are not accompanied by event emissions.
Vulnerability Details
State-changing operations lack event emissions for important actions like:
Donations
Registry updates
Charity registration and verification
Admin changes
Impact
Limited transparency
Difficult off-chain monitoring
Poor user experience
Tools Used
Manual Review
Recommendations
contract GivingThanks {
event DonationMade(
address indexed donor,
address indexed charity,
uint256 amount,
uint256 tokenId
);
event RegistryInitialized(address indexed registry);
event RegistryUpdated(
address indexed oldRegistry,
address indexed newRegistry
);
}
contract CharityRegistry {
event CharityRegistered(address indexed charity);
event CharityVerified(address indexed charity);
event AdminChanged(
address indexed oldAdmin,
address indexed newAdmin
);
}
Rewards breakdown
nSLOC
67This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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