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    CVE-2026-9854

    A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine.

    Published:Sep 3, 2026
    Last Modified:Sep 9, 2026
    EPS:Sep 3, 2026
    EPSS Score:0.00122
    CVSS Score:7.8

    Affected Products

    Vendor
    Hitachienergy
    Product
    Microscada Sys600
    Vendor
    Hitachienergy
    Product
    Microscada X Sys600

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-90 Reflection Attack in Authentication Protocol

    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