ESP32 “Backdoor” Claims? How CVE-2025-27840 Analysis Shows No Backdoor

Espressif has 35 documented security and bug advisories since 2020, ranging from genuine security flaws to end-of-life announcements. Yet their newest entry, a plain new CVE-2025-27840 out of Spain regarding an ESP32 chip, stands out not for its discovery but for its alarmist classification. To be clear, this is just the latest security advisory in … Continue reading ESP32 “Backdoor” Claims? How CVE-2025-27840 Analysis Shows No Backdoor →