How severe is CVE-2025-26155?

CVE-2025-26155 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-26155 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26155?

CVE-2025-26155 primarily affects Ncp-e Ncp Secure Entry Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-26155?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-26155 have an EU (EUVD) identifier?

Yes. CVE-2025-26155 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199753.

When was CVE-2025-26155 published?

CVE-2025-26155 was published on 2025-11-26 and last updated on 2026-06-17.

CVE-2025-26155

CVE-2025-26155 is a critical-severity vulnerability in Ncp-e Ncp Secure Entry Client with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-426.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-199753
Weakness: CWE-426
Affected product: Ncp-e Ncp Secure Entry Client
Published: 2025-11-26
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2025-26155?: NCP Secure Enterprise Client 13.18 and NCP Secure Entry Windows Client 13.19 have an Untrusted Search Path vulnerability.
How severe is CVE-2025-26155?: CVE-2025-26155 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-26155 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26155?: CVE-2025-26155 primarily affects Ncp-e Ncp Secure Entry Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-26155?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-26155 have an EU (EUVD) identifier?: Yes. CVE-2025-26155 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199753.
When was CVE-2025-26155 published?: CVE-2025-26155 was published on 2025-11-26 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ncp-e:ncp_secure_entry_client:13.19:*:*:*:*:windows:*:*
cpe:2.3:a:ncp-e:secure_enterprise_client:13.18:*:*:*:*:*:*:*

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