Yearn Finance Suffers Major $9 Million Exploit from Unfixed Smart Contract Vulnerability

Yearn Finance has experienced a major security breach following an attack that exploited a vulnerability in one of its older vault contracts. The exploit resulted in the creation of an unlimited supply of yETH tokens, causing an estimated $9 million to be stolen from the protocol. This incident is considered one of Yearn’s most significant exploits in recent years and highlights concerns regarding smart-contract risks in legacy DeFi infrastructure.