Summary

Someone with a large token balance could easily DOS the bridge.

Vulnerability Details

Simply by depositing an amount equal to the deposit limit, a whale could prevent anyone from using the bridge.

Impact

Bridge no longer functioning and reputational damage to protocol. No funds at risk but feasible a competitor could and would do this hence high risk.

Tools Used

Manual review.

Recommendations

Automatically bridge out after a set time or limit each EOA to a % of the deposit limit.