CVE-2026-54799
Medium
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 a vulnerability in its firmware update mechanism's signature validation process. This could allow an attacker to install malicious firmware, leading to persistent code execution and system compromise.
SeverityMedium
CVSS6.7
Exploit probability—
ProductCPCI85 Central Processing/Communication
PublishedJul 9, 2026
First seenJul 9, 2026
Weakness typeCWE-489CWE-489
How to fix
Update
- Siemens CPCI85 Central Processing/CommunicationV26.20 or later
- Siemens SICORE Base systemV26.20.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Siemens CPCI85 Central Processing/Communication | v < V26.20 | V26.20 |
| Siemens SICORE Base system | v < V26.20.0 | V26.20.0 |
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