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CVE-2025-64121

Nuvationenergy Nplatform authentication bypass

9.8 CRITICALEPSS 0.40%
  1. Published2 Jan 2026

Description

Authentication Bypass Using an Alternate Path or Channel vulnerability in Nuvation Energy Multi-Stack Controller (MSC) allows Authentication Bypass.This issue affects Multi-Stack Controller (MSC): from 2.3.8 before 2.5.1.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Nuvationenergy Nplatform≥ 2.3.8 < 2.5.1

Remediation

Fixed in
Nuvationenergy Nplatform≥ 2.5.1

References

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Frequently asked

Is CVE-2025-64121 being actively exploited?

CVE-2025-64121 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.40%.

How severe is CVE-2025-64121?

CVE-2025-64121 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.40% probability of exploitation.

Which products are affected by CVE-2025-64121?

Affected products include Nuvationenergy Nplatform.

How do I fix CVE-2025-64121?

Upgrade affected software to a fixed version, for example Nuvationenergy Nplatform 2.5.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-64121 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.