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Wintermute warns Pectra upgrade leaves Ethereum users at risk of automated attacks
Wintermute warns Pectra upgrade leaves Ethereum users at risk of automated attacks

Quick Take An update included in Ethereum’s recent “Pectra” upgrade, intended to improve ease-of-use for users, has mostly been used by automated “sweeper” attacks to drain unsuspecting wallets, according to an analysis by Wintermute. Over 80% of EIP-7702 delegations, one function introduced in the upgrade, were devoted to a single malicious script, Wintermute found. One user lost nearly $150,000 to a phishing attack enabled by the script, according to blockchain security firm Scam Sniffer.

The Block·2025/05/31 16:00
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