OperatorProposal._executeOperation() should refund excess ETH

Lines of code Vulnerability details Impact There are excess ETH in OperatorProposal.executeOperation, and it should be refunded. Proof of Concept OperatorProposal.executeOperation runs data.operator.execute with data.operatorValue of ETH. data.operator.execute value: data.operatorValue...

OperatorProposal.sol: Leftover ETH is not refunded to the msg.sender

Lines of code Vulnerability details Impact The OperatorProposal contract is a type of proposal that allows to execute operations on contracts that implement the IOperator interface. Upon execution of the proposal it might be necessary that the executor provides ETH. This is true especially when...