Summary

As we can see MembershipERC1155 is an upgradable account but there is no storage gap.

Vulnerability Details

https://github.com/Cyfrin/2024-11-one-world/blob/main/contracts/dao/tokens/MembershipERC1155.sol#L4

import "@openzeppelin/contracts-upgradeable/token/ERC1155/ERC1155Upgradeable.sol";
import "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";

Impact

in future,we may get storage collision .

Tools Used

Recommendations

induce storage gap for further to remove the likelihood of storage collision.