Flow

Summary

Vulnerability Details

https://github.com/Cyfrin/2024-10-sablier/blob/main/src/SablierFlow.sol#L254

this function do not account for users making the same transaction multiple times

this deposite function allow user to deposite in a stream, which users can deposit more than once in a stream but this function do not track user balance, if deposit is called twice the first balance will be overwritten by the second transaction

Impact

if a user should deposit twice the first amount will be overwritten by the second transaction which can lead to lost of fund

Tools Used

manaul

Recommendations

user deposit should be updated