Aave, one of the largest decentralized finance (DeFi) lending protocols, is facing a significant crisis after an attacker exploited a vulnerability in KelpDAO's LayerZero bridge, resulting in a staggering $200 million in bad debt. The attacker borrowed approximately 52,834 WETH on Ethereum and 29,782 WETH plus 821 wstETH on Arbitrum, using stolen collateral that has now become worthless. In response, Aave has frozen the rsETH markets on both Aave V3 and V4 platforms to prevent further damage. This incident highlights the risks inherent in DeFi's interconnectedness, where a flaw in one protocol can create liabilities in another. Aave's newly implemented Umbrella safety system, designed to cover such bad debts, is under scrutiny as it faces its first real test. The AAVE token's value has dropped by about 10%, reflecting investor concerns over the protocol's stability. Users are advised to withdraw their funds while the market remains liquid, as the timeline for recovery and any compensation structure remains unclear. Discussions regarding the future of rsETH on Aave will take place in the governance forum soon.