Is CVE-2026-54801 in the CISA KEV catalog?

No. CVE-2026-54801 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-54801?

CVE-2026-54801 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2026-54801?

CVE-2026-54801 has an EPSS score of 0.34% (26th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-54801?

No published fix for CVE-2026-54801 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-54801

HIGH

7.2

CVSS v3

NVD

Description

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application contains insufficient validation of authentication credentials when processing administrative account modifications through the web API. This could allow an authenticated attacker to bypass security controls and gain unauthorized elevated privileges.

CWE-620

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.34%probability of exploitation in 30 days

26thpercentile

Low risk: more likely to be exploited than 26% of all known CVEs.

References

Other references1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-620 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-20419	Critical	10.0	81%	-	Fix
CVE-2025-4322	Critical	9.8	19%	-	-
CVE-2024-48887	Critical	9.8	15%	-	Fix
CVE-2024-33699	Critical	9.9	9.2%	-	-
CVE-2020-7378	Critical	9.1	2.6%	-	-
CVE-2024-12824	Critical	9.8	2.1%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-09.