DeFi User Loses $50.4M in One Swap as MEV Bots and Protocol Failures Collide

A DeFi user lost $50.4M in a single swap from aEthUSDT to aEthAAVE after confirming a 99.9% price impact warning on CoW Swap. The transaction was routed through an illiquid SushiSwap pool due to protocol failures, then exploited by MEV bots through a sandwich attack that netted $9.9M profit.