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Lending Rate Manipulation: Investigating the FilDA Finance Attack

ID: 2b961010-adb8-5054-ac06-564e05940a68

STIX ID: report--2b961010-adb8-5054-ac06-564e05940a68

Feed Name: CertiK Blog

Threat Score
65/100

Date Published: 2024-01-08

Date Updated: 2026-06-11

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On April 22, 2023 FilDA Finance was exploited for roughly $700K when an attacker donated a large amount of htHBTC to inflate the lending pool's exchangeRate calculation ((Cash + totalBorrows - totalReserves)/totalSupply), allowing them to borrow more than their collateral and drain funds; the vulnerable lending-pool contract was a new product outside CertiK's audit scope.

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