Vulnerability · Published Jan 2, 2026 · Assigned by Dragos
CVE-2025-64123Nuvation Energy Multi-Stack Controller Proxy service allows arbitrary BMS access
High 7.9
In plain English
A high-severity security flaw in Multi-Stack Controller (MSC) from Nuvation Energy. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 4.0)7.9High
Exploit odds (30 days)0.3%top 75.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Nuvation Energy | Multi-Stack Controller (MSC) | 0 – through 2.5.1 |
Weakness: CWE-441 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/S:P