Cascade XYZ protocol under attack, 1.34 million USDC stolen and transferred across chains

The Cascade XYZ protocol was attacked, resulting in damage to CLS vault funds and theft of 1.34 million USDC. The attacker crossed the chain from Arbitrarum to Solana, and then exchanged the funds for DAI through RelayProtocol and transferred them to Ethereum. （PeckShieldAlert）