CVE-2025-64123 Nuvation Energy Multi-Stack Controller Proxy service allows arbitrary BMS access

High 7.9 Published 2 Jan 2026 Updated 5 Jan 2026

An unintended proxy vulnerability in Nuvation Energy Multi-Stack Controllers allows attackers to bridge network boundaries and access Battery Management Systems.

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-2025-64123?

CVE-2025-64123 is a high-severity server-side request forgery vulnerability in Nuvation Energy Multi-Stack Controller (MSC), published on 2 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unintended Proxy or Intermediary vulnerability in Nuvation Energy Multi-Stack Controller (MSC) allows Network Boundary Bridging.This issue affects Multi-Stack Controller (MSC): through and including release 2.5.1.

Weakness: CWE-441

Which versions are affected by CVE-2025-64123?

It affects 1 product.

Products include Nuvationenergy Nplatform.

How do I fix CVE-2025-64123?

No fix has been published for CVE-2025-64123 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2025-64123 being exploited?

There is no known exploitation of CVE-2025-64123 in the wild and no public exploit code.

Sources

Also known as GHSA-rw75-27g5-4c67.