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    CVE-2026-4293

    The affected Kieback & Peter DDC building controllers are vulnerable to cross-site scripting, enabling JavaScript to be executed by the victim's browser, which allows the attacker to control the browser.

    Published:May 20, 2026
    Last Modified:May 21, 2026
    EPS:May 20, 2026
    EPSS Score:
    CVSS Score:5.3

    Affected Products

    Vendor
    Kieback&peter
    Product
    Ddc4002 Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4020e Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4040e Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4100 Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4200-l Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4200 Firmware
    Vendor
    Kieback&peter
    Product
    Ddc4400 Firmware
    Vendor
    Kieback&peter
    Product
    Ddc520

    Exploits

    No exploit reference

    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