November 4th. According to official channels, BlockSec’s system identified a series of suspicious transactions aimed at the smart contracts of @MoonwellDeFi deployed on the #Base and #Optimism chains. An analysis shows that this incident originated from problems with the token price (rsETH/ETH) data provided by an off-chain oracle. This vulnerability might have been exploited by MEV bots, leading to losses exceeding $1 million.
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