# Electrum Wallet Bug Tricks Users Into Signing Over Payments

> Electrum wallet bug lets cybercriminals trick users into signing over payments.
- Title: Electrum Wallet Bug Tricks Users Into Signing Over Payments
- Summary: Electrum wallet bug lets cybercriminals trick users into signing over payments. Electrum wallet vulnerability allows attackers to swap payments with fake…
- Keywords: electrum, bitcoin, cybersecurity, payment, fraud, wallet, business, finance, Bug, Tricks, Users, Signing
- Source: Pymnts — https://pymnts.com/cryptocurrency/2026/electrum-wallet-bug-tricks-users-into-signing-over-payments
- Author: PYMNTS
- Published: 2026-10-26T12:58:49+00:00
- Read time: 1 min
- Topics: electrum, bitcoin, cybersecurity, payment, fraud, wallet, business, finance
## Electrum wallet vulnerability
A flaw in bitcoin software wallet Electrum reportedly allowed cybercriminals to dupe users into signing over payments.
## Attack method
Attackers controlled servers to capture payments before they reached the bitcoin network and swap them with fake transactions.
## Replace-by-fee exploit
Users choosing Replace-by-Fee could approve fraudulent transactions and send funds to attackers.
## Electrum fix
Electrum issued an update with signature checks for unconfirmed transactions using customer coins.
## Recent similar incidents
Ledger investigated a $90 million hack from its devices earlier this month.
## Key takeaway

Electrum wallet vulnerability allows attackers to swap payments with fake transactions before confirmation.