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OneKey Reproduces Transaction Replacement Attack on Outdated Ledger Ethereum App
Crypto

OneKey Reproduces Transaction Replacement Attack on Outdated Ledger Ethereum App

August 28, 2026

Source Summary

OneKey successfully reproduced an exploit targeting an older version of the Ledger Ethereum app in a controlled lab environment. Ledger addressed the vulnerability in its Ethereum app version 1.22.2. No user funds were lost in the incident.

Why it matters

The successful reproduction and patching of this vulnerability demonstrates the importance of keeping hardware wallet software updated to protect against transaction manipulation attacks.

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