CVE-2025-36748 Stored Cross-Site Scripting (XSS) vulnerability in Growatt ShineLan-X

High 8.4 Published 13 Dec 2025 Updated 16 Dec 2025

Attackers can inject malicious JavaScript into the ShineLan-X configuration interface, allowing execution of arbitrary code in victim browsers.

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-2025-36748?

CVE-2025-36748 is a high-severity cross-site scripting vulnerability in Growatt ShineLan-X, published on 13 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ShineLan-X contains a stored cross site scripting (XSS) vulnerability in the local configuration web server. The JavaScript code snippet can be inserted in the communication module’s settings center. This may allow attackers to force a legitimate user’s browser’s JavaScript engine to run malicious code.

Weakness: CWE-79

Which versions are affected by CVE-2025-36748?

It affects 1 product.

Products include Growatt Shine Lan-X Firmware.

How do I fix CVE-2025-36748?

No fix has been published for CVE-2025-36748 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-36748 being exploited?

There is no known exploitation of CVE-2025-36748 in the wild and no public exploit code.

Sources

Also known as GHSA-75hm-56pj-grcx.