The Cetus Protocol, a decentralized exchange and liquidity provider built on the Sui blockchain, suffered a $223 million exploit due to a smart contract vulnerability in May 2025

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The announcement follows a major exploit of the Cetus Protocol on May 22. Attackers drained $223 million by exploiting a vulnerability in an AMM function.
Last week, the $223 million crypto hack hit the network’s largest decentralized exchange and liquidity provider, Cetus Protocol.

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