CVE-2025-31949 Growatt Cloud portal Authorization Bypass Through User-Controlled Key

Medium 6.9 Published Updated

An authenticated attacker can access any plant name by manipulating the plant ID, exposing sensitive solar plant data.

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

What is CVE-2025-31949?

CVE-2025-31949 is a medium-severity missing authorization vulnerability in Growatt Cloud portal, published on 15 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An authenticated attacker can obtain any plant name by knowing the plant ID.

Weakness: CWE-639

Which versions are affected by CVE-2025-31949?

It affects 1 product.

Products include Growatt Cloud Portal.

How do I fix CVE-2025-31949?

No fix has been published for CVE-2025-31949 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-2025-31949 being exploited?

There is no known exploitation of CVE-2025-31949 in the wild and no public exploit code.

Sources

Also known as GHSA-8f4x-4r5c-hrm5.

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