CVE-2025-59452: Generation of Predictable Numbers or Identifiers

The YoSmart YoLink API through 2025-10-02 uses an endpoint URL that is derived from a device's MAC address along with an MD5 hash of non-secret information, such as a key that begins with cf50...

CVE-2025-59451: Incorrect Authorization

The YoSmart YoLink application through 2025-10-02 has session tokens with unexpectedly long lifetimes...

CVE-2025-59448: Cleartext Transmission of Sensitive Information

Components of the YoSmart YoLink ecosystem through 2025-10-02 leverage unencrypted MQTT to communicate over the internet. An attacker with the ability to monitor network traffic could therefore obtain sensitive information or tamper with the traffic to control affected devices. This affects YoLin...