CVE-2025-64125: Nuvation Energy Ncloud VPN Service

Critical severity, CVSS 9.4. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability in Nuvation Energy nCloud VPN Service allowed Network Boundary Bridging.This issue affected the nCloud VPN Service and was fixed on 2025-12-1 (December, 2025). End users do not have to take any action to mitigate the issue.

Affected products

• Nuvation Energy Ncloud VPN Service: version 2025-12-1 only

Published 2026-01-03. Last modified 2026-10-07.