[Blockaid: Moonwell on Base chain attacked, loss exceeds $4 million in cbBTC] Foresight News reports that according to monitoring by Blockaid, its vulnerability detection system has identified suspicious activity on the Base chain's Moonwell. The attacker manipulated the price of MAMO collateral to borrow cbBTC from the mCBTC market. So far, 50.6 cbBTC (valued at over $4 million) has been observed being transferred.