Missing modifiers in the functions of several parent contracts

Lines of code Vulnerability details Impact The value can be set by everyone Proof of Concept All these functions can be overridden by the child contracts. If all these functions are called from the child contracts, there are modifiers restricting everyone to call the functions. However, all these...

[NAZ-M1] No Storage Gap for Upgradeable Contract Might Lead to Storage Slot Collision

Lines of code Vulnerability details Impact For upgradeable contracts, there must be storage gap to "allow developers to freely add new state variables in the future without compromising the storage compatibility with existing deployments" quote OpenZeppelin. Otherwise it may be very difficult to...