What is the CVSS score of CVE-2025-26155?

CVE-2025-26155 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: 0.1%.

Which versions of Ncp Secure Entry Client are affected by CVE-2025-26155?

CVE-2025-26155 presents critical security risk rated CVSS 9.8. Successful exploitation could critically impact the confidentiality, integrity, and availability of affected systems.

Is there a public PoC exploit available for CVE-2025-26155?

Yes, a public proof-of-concept exploit is available for CVE-2025-26155. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-26155?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

Ncp Secure Entry Client CVE-2025-26155

CRITICAL

Untrusted Search Path (CWE-426)

2025-11-26 cve@mitre.org

Information Disclosure Microsoft Ncp Secure Entry Client Secure Enterprise Client Windows

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 28, 2026 - 19:24 vuln.today

PoC Detected

Dec 30, 2025 - 15:41 vuln.today

Public exploit code

CVE Published

Nov 26, 2025 - 19:15 nvd

CRITICAL 9.8

DescriptionCVE.org

NCP Secure Enterprise Client 13.18 and NCP Secure Entry Windows Client 13.19 have an Untrusted Search Path vulnerability.

AnalysisAI

NCP Secure Enterprise Client 13.18 and NCP Secure Entry Windows Client 13.19 have an Untrusted Search Path vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-426. NCP Secure Enterprise Client 13.18 and NCP Secure Entry Windows Client 13.19 have an Untrusted Search Path vulnerability. Affected products include: Ncp-E Ncp Secure Entry Client, Ncp-E Secure Enterprise Client.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2025-26155 vulnerability details – vuln.today

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Ncp Secure Entry Client CVE-2025-26155

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code