Lack of an option in DestinationBridge.sol to cancel a transaction can lead to unwanted transactions

Lines of code Vulnerability details Impact DestinationBridge.sol is for handling calls from Axelar Gateway and must be deployed in the destination chain. DestinationBridge.sol requires that the address from which Axelar messages are sent must be registered in the recipient's contract. Once a...

Maybe you get the same txnHash for different transactions in DestinationBridge._execute()

Lines of code Vulnerability details Impact DestinationBridge.execute is a function that is executed when contract is called by Axelar Gateway -L114. The function calculates bytes32 txnHash = keccak256payload. txnHash is calculated based on payload. However, srcChain is not taken into account in...