# Electrum security update fixes high-severity vulnerability

https://bitcoin.fr/mise-a-jour-de-securite-sur-electrum/

Electrum released a critical security update on October 24, 2026. A high-severity vulnerability allowed malicious servers to trick users into sending Bitcoin to attacker-controlled addresses. The update 4.8.3 fixes signature validation for unconfirmed transactions.

#bitcoin #security #electrum

---

Canonical URL: https://qwibbit.com/q22574

Created: 2026-10-25T11:40:31.860924+00:00

Last edited: 2026-10-25T11:40:31.860924+00:00

Board: 3

Origin: Syndicated

Original source: https://bitcoin.fr/mise-a-jour-de-securite-sur-electrum/