In stake() function shares increase exponentially for the same amount of deposit as the totalSupply() increases, causing the loss for the initial stakers relative to later ones.

Lines of code Vulnerability details Impact Stake function don not allocate the safEth according to the totalShares, instead as more user deposit, later depositers get higher share of the value as compared to ealy depositers. Proof of Concept Consider Alice, Bob and Jenny want to stake their eth...