Insufficient Authentication Validation in CPCI85 and SICORE Base System
CVE-2026-54801

8.6HIGH

Key Information:

Vendor

Siemens
Status
Cpci85 Central Processing/communication
Sicore Base System
Vendor
CVE Published:
9 July 2026

What is CVE-2026-54801?

A vulnerability exists in the CPCI85 Central Processing/Communication and SICORE Base system, where inadequate validation of authentication credentials during administrative account modifications via the web API can permit authenticated attackers to bypass security measures. This breach can lead to unauthorized elevation of privileges, posing a significant security threat to affected systems.

Affected Version(s)

CPCI85 Central Processing/Communication 0

SICORE Base system 0

References

https://cert-portal.siemens.com/productcert/html/ssa-2294...

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.