Critical Vulnerability Found in Bitcoin Wallet Chips
A popular microcontroller used in billions of IoT devices and crypto wallets contains serious flaws that threaten bitcoin theft. This was reported by experts from Crypto Deep Tech. The vulnerability, identified as CVE-2025-27840 in the NIST database, affects the ESP32 chip, used for Wi-Fi and Bluetooth connectivity. The bug allows attackers to permanently infect microcontrollers […]