CVE-2025-36756 Device Takeover vulnerability in SolaX Cloud

Medium 5.8 Published Updated

Attackers can take over solar inverters by exploiting missing authorization checks when knowing the device serial number.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-36756?

CVE-2025-36756 is a medium-severity missing authorization vulnerability in SolaX Cloud, published on 10 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A problem with missing authorization on SolaX Cloud platform allows taking over any SolaX solarpanel inverter of which the serial number is known.

Weakness: CWE-862, CWE-306

Which versions are affected by CVE-2025-36756?

How do I fix CVE-2025-36756?

No fix has been published for CVE-2025-36756 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-36756 being exploited?

There is no known exploitation of CVE-2025-36756 in the wild and no public exploit code.

Sources

Also known as GHSA-5jwf-gxj6-4f88.

Is CVE-2025-36756 in your software?

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