Ethereum upgrade exploited to drain billions from Binance

Ethereum upgrade exploited — A recent Ethereum network upgrade was exploited to facilitate a multi-billion dollar loss from crypto exchange Binance, according to an analysis of the incident.

The attacker leveraged a 2025 Ethereum upgrade designed to enhance the functionality of standard wallets. This upgrade, intended to make ordinary wallets ‘smarter,’ was used in conjunction with 50 signatures originating from Binance’s own wallet to execute the drain.

The incident highlights the complex security implications of protocol changes, even those aimed at improving user experience and wallet capabilities. The exploit directly targeted Binance, one of the world’s largest cryptocurrency exchanges.

While the exact mechanics are technical, the core issue involves the misuse of a legitimate network feature for unauthorized fund extraction. The event underscores the ongoing challenges in securing digital assets against sophisticated attacks that exploit new technological functionalities.