Here’s how an Ethereum upgrade helped drain part: Security incident

On Ethereum, the attacker used a 2025 upgrade built to make ordinary wallets smarter, armed with 50 signatures from Binance's own wallet.

Evidence boundary

Confidence describes the coverage of the available evidence. It is not a safety rating and does not guarantee that a protocol or asset is safe.

Sources

• https://www.coindesk.com/tech/2026/10/30/here-s-how-one-ethereum-permission-let-an-attacker-drain-usd2-5-billion-from-binance

Record history

First seen: 2026-10-30T11:35:16.000Z. Last updated: 2026-10-30T13:28:48.570Z. Revision: 1.