# Electrum Wallet Flaw Exploited

> Malicious servers exploited Electrum's Bitcoin wallet flaw, causing users to lose funds.
- Title: Electrum Wallet Flaw Exploited · TokenPost | Shortify
- Summary: Malicious servers exploited Electrum's Bitcoin wallet flaw, causing users to lose funds. Electrum's Bitcoin wallet flaw let malicious servers replace…
- Keywords: electrum, bitcoin, malicious servers, wallet flaw, transaction history, user loss, crypto, finance, Wallet, Flaw, Exploited, TokenPost
- Source: TokenPost — https://tokenpost.com/news/technology/40302
- Published: 2026-10-24T20:15:55+00:00
- Read time: 1 min
- Topics: electrum, bitcoin, malicious servers, wallet flaw, transaction history, user loss, crypto, finance
## Electrum Wallet Flaw
Electrum's Bitcoin wallet flaw let malicious servers replace a transaction's wallet-history entry after its broadcast.
## User Attack Process
A user first broadcast a legitimate transaction. A malicious server could suppress it and replace its history entry with a conflicting, invalid transaction directed to the attacker.
## User Losses Reported
Developers said two users reported attacks, with one reporting a loss after manually raising the fee and signing the transaction.
## Key takeaway

Electrum's Bitcoin wallet flaw let malicious servers replace transaction history, leading to user losses.