CVE-2025-30254 Growatt Cloud portal Authorization Bypass Through User-Controlled Key

Medium 6.9 Published Updated

An unauthenticated attacker can obtain smart meter serial numbers using an owner's username, exposing sensitive device identifiers.

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-2025-30254?

CVE-2025-30254 is a medium-severity authentication bypass 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 unauthenticated attacker can obtain a serial number of a smart meter(s) using its owner's username.

Weakness: CWE-639

Which versions are affected by CVE-2025-30254?

It affects 1 product.

Products include Growatt Cloud Portal.

How do I fix CVE-2025-30254?

No fix has been published for CVE-2025-30254 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2025-30254 being exploited?

There is no known exploitation of CVE-2025-30254 in the wild and no public exploit code.

Sources

Also known as GHSA-9j6p-qpxg-9h39.

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