highInteger overflow/underflowEVM-Solidity
Ammplify: Borrow fee uses APY as per-second rate, causing extreme overcharging
- Payout
- $0
- Protocol
- Ammplify
- Disclosed
- Sep 22, 2025
- Source
- sherlock
Ammplify's fee walker miscalculates taker borrowing fees by taking what its smooth-rate curve returns (an annualized rate, with a documented 31,536,000 seconds-per-year factor) and multiplying it directly by elapsed seconds as though it were a per-second rate. …
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References
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