Entry Thumbnail

How an Attacker Drained $128M from Balancer Through Rounding Error Exploitation

_By: Dikla Barda, Roaman Zaikin & Oded Vanunu_ On November 3, 2025, Check Point Research’s blockchain monitoring systems detected a sophisticated exploit targeting Balancer V2’s ComposableStablePool contracts. The attacker exploited arithmetic precision loss in pool invariant calculations to drain **$128.64 million** across six blockchain networks in under 30 minutes. The […]

Posted by