claimPerDraw() can accounts for referrals after the ticket registration deadline

Lines of code Vulnerability details When accounting for referrals, the beforeTicketRegistrationDeadline ensure tickets cannot be purchased after the draw registration deadline. The issue is that the referral registration happens for the current draw regardless of which draw the tickets are...

Estimated profit may drift

Lines of code Vulnerability details Impact The lottery is not sustainable over time. Excess pot calculation may drift, which either leads to insufficient payouts or a depletion of funds. Proof of Concept The payouts are calculated using an estimate of the net profit, currentNetProfit. There is...