CVE-2026-63640

In MagicMirror² versions before 2.37.0, the catch-all socket dispatcher in js/node_helper.js runs replaceSecretPlaceholder on every inbound payload, letting an attacker submit a SECRET_API_KEY placeholder that expands to the live env value; the weather helper then echoes it back via WEATHER_ERROR...

PT-2026-80302

Summary When hideConfigSecrets: true is enabled, MagicMirror redacts SECRET environment placeholders in the HTTP /config response, but the shared node-helper socket dispatcher expands SECRET NAME placeholders in every inbound socket payload before passing it to module helpers. Any client that can...