Bitcoin wallet bug let rogue servers steal funds when users tried to speed up payments
Attackers replaced legitimate transactions with fake ones, then waited for users to approve higher fees. At least one person lost bitcoin before developers patched the flaw.
Attackers replaced legitimate transactions with fake ones, then waited for users to approve higher fees. At least one person lost bitcoin before developers patched the flaw.
Related market data
- BTC: price 80,105, 24h -0.95%, funding 0.0013%/h, OI $3.35B
Read the full story at coindesk.com: https://www.coindesk.com/tech/2026/10/26/bitcoin-wallet-bug-let-rogue-servers-steal-funds-when-users-tried-to-speed-up-payments