Summary

_mint() is used instead of _safeMint() in several functions

Vulnerability Details

Using ERC721::_mint() can mint ERC721 tokens to addresses which don't support ERC721 tokens. Use _safeMint() instead of _mint() for ERC721. , even if only the owner can call the function, there is always room for error. It happens in the following functions:

• MOR.sol: Line: 25

• WStETHMock.sol: Line: 16

• WStETHMock.sol: Line: 24

Impact

Low

Tools Used

Aderyn

Recommendations

Change _mint() for _safeMint()