Yearn Finance details $9 million yETH exploit, confirms partial recovery and outlines ...

Theblock.Co • December 8, 2025

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DeFi protocol Yearn Finance has detailed how a multi-phase numerical bug and unsafe math enabled an exploiters steal rought $9 million in assets.

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Yearn Finance Reports $9 Million yETH Exploit and Partial Recovery Yearn Finance has detailed a $9 million exploit involving its yETH product, confirming a partial recovery of assets. The attack was characterized by a three-phase exploit and an 'infinite mint' mechanism, leading to significant financial losses. 3 sources 31

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