The affected devices do not validate the server certificate when connecting to the SolaX Cloud MQTTS server hosted in the Alibaba Cloud (mqtt001.solaxcloud.com, TCP 8883).
Through the provision of user names, SolaX Cloud will suggest (similar) user accounts and thereby leak sensitive information such as user email addresses and phone numbers.
CVSS 4.0HIGH 8.7·Network·No auth·No interaction·EPSS 0.00334·Published 2025-09-10·Fixed in 27-06-2025CWE-200
It is possible to bypass the clipping level of authentication attempts in SolaX Cloud through the use of the 'Forgot Password' functionality as an oracle.
CVSS 4.0MEDIUM 6.3·Network·No auth·No interaction·EPSS 0.00391·Published 2025-09-10·Fixed in 27-06-2025CWE-307
When connecting to the Solax Cloud MQTT server the username is the "registration number", which is the 10 character string printed on the SolaX Power Pocket device / the QR code on the device.