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    CVE-2026-54799

    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.

    Published:Jul 9, 2026
    Last Modified:Aug 1, 2026
    EPS:Jul 9, 2026
    EPSS Score:0.00127
    CVSS Score:6.7

    Affected Products

    Vendor
    Siemens
    Product
    Cpci85 Central Processing\/communication
    Vendor
    Siemens
    Product
    Sicore Base System

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-489 Active Debug Code

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High