Double Spend in AirDropDistribution.sol

Handle elprofesor Vulnerability details HIGH Impact Due to improper validation of input, approved airdrop users are able to double spend airdrop allocated tokens. This is due to insufficient validation in validate and claimExact which allows the user to reset the amount of tokens they have claime...

Investor can't claim the last tokens (via claim() )

Handle gpersoon Vulnerability details Impact Suppose you are an investor and want to claim the last part of your claimable tokens or your entire set of claimable tokens if you haven't claimed anything yet. Then you call the function claim of InvestorDistribution.sol, which has the following...