Arbitrum bridge not hacked as $24M exploit drains Ostium DEX through oracle manipulation

Arbitrum Perp DEX AFX Trade Drained of $24M, Offers Hacker 30% to Return It - Decrypt

AFX Trade lost $24.15M to an exploit on its USDC bridge; 12,468 ETH remain in attacker's hands. DeFi bridge/custody risks mount—$840M stolen in 2026—signaling enterprise need to audit third-party settlement layers and standardize on L1 settlement.