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    CVE-2026-9853

    A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself. Only the SYS600 system users should be permitted to view and modify application objects.

    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