The demo code for [XTronical]’s ESP32-based SD card music player is not even 40 lines long, though it will also require a few economical parts before it all works. Nevertheless, making a micr… ...

The ESP32 codebase has already been patched against them, but the older ESP8266 SDK has not yet. So as of now, if you’re running an ESP8266 on EAP, you’re vulnerable.