"dForce Network was hit for $3.65M on both Arbitrum and Optimism.
Shortly after 11pm Thursday night (UTC), an attack on two fronts exploited a common reentrancy vulnerability, netting $1.9M on Arbitrum and $1.7M on Optimism.
The alarm was raised a few hours later, and dForce confirmed the incident after a further 90 minutes. The team then expanded on their original announcement, stating that they had pause all vaults and adding:"