What is the CVSS score of CVE-2026-26366?

CVE-2026-26366 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Enet Smart Home are affected by CVE-2026-26366?

eNet SMART HOME servers versions 2.2.1 and 2.3.1 contain hardcoded default credentials that persist after deployment, creating an unauthenticated remote access vulnerability exploitable by any…

Is there a public PoC exploit available for CVE-2026-26366?

Yes, a public proof-of-concept exploit is available for CVE-2026-26366. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-26366?

Within 24 hours: Identify and inventory all eNet SMART HOME servers (versions 2.2.1 and 2.3.1) in your environment; immediately isolate affected systems from production networks or restrict network access to trusted administrative sources only. Within 7 days: Change all default credentials (user:user, admin:admin) to strong, unique passwords; implement network access controls limiting connections to authorized personnel only; enable logging and monitoring for authentication attempts. Within 30 days: Evaluate upgrade path to patched versions once available; implement network segmentation for SMART HOME infrastructure; deploy intrusion detection signatures for exploitation attempts; conduct security audit of affected systems for unauthorized access.

Enet Smart Home CVE-2026-26366

CRITICAL

Use of Default Credentials (CWE-1392)

2026-02-15 disclosure@vulncheck.com

Information Disclosure Enet Smart Home

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 26, 2026 - 22:44 vuln.today

Public exploit code

CVE Published

Feb 15, 2026 - 16:15 nvd

CRITICAL 9.8

DescriptionCVE.org

eNet SMART HOME server 2.2.1 and 2.3.1 ships with default credentials (user:user, admin:admin) that remain active after installation and commissioning without enforcing a mandatory password change. Unauthenticated attackers can use these default credentials to gain administrative access to sensitive smart home configuration and control functions.

AnalysisAI

eNet SMART HOME server ships with default credentials (user:user, admin:admin) (CVSS 9.8) enabling immediate administrative access to the smart home system.