An attacker exploited a bug in an Aperture Finance smart contract to steal at least $3.4 million from users who had enabled “instant liquidity management” features. Aperture Finance is a defi platform that aims to allow users to trade by telling large language models their “intents”.Aperture has said they disabled portions of their web app impacted by the bug, and are working to try to trace and recover stolen funds.

Total loss estimated at $3,400,000.