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SecuritySource: Crypto Economy ·

Bitcoin Wallet Bug Lets Rogue Servers Steal Funds Through Fee Bumps

Security Flaw: Electrum disclosed a vulnerability that allowed malicious servers to replace pending transactions with fraudulent ones, exposing users to potential theft. Fee Bump Trap: Attackers exploited Bitcoin’s Replace-by-Fee feature, causing users who increased transaction fees to unknowingly authorize payments to attacker-controlled addresses.

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