Upgradable escrow contract

Lines of code Vulnerability details Impact Upgradable escrow contract pose great risk to user who approved their NFT to the contract. Most popular token / NFT exchange do not require user approve their asset to admin upgradable contract. This also increase user gas usage because they would have t...

Private sale spoofing

Lines of code Vulnerability details Impact Similar to spoofing in finance, users can create private sales with correct signatures but then frontrun the buy with a transfer to a different wallet they control. No funds are lost as this the NFT FETH exchange is atomic but it can be bad if third...