Beedle - Oracle free perpetual lending

Summary

when you delete an item from an array, the length remains the same in Solidity.

Vulnerability Details

Impact

Improper array deletion can lead to erroneous business logic and cause unexpected results. It is important to delete arrays correctly

Tools Used

Recommendations

Read about how to delete array and can prevent from business logic and unexpected results.
https://blog.solidityscan.com/improper-array-deletion-82672eed8e8d
https://blog.finxter.com/how-to-delete-an-element-from-an-array-in-solidity/