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    CVE-2026-35063

    OpenPLC_V3 REST API endpoint checks for JWT presence but never verifies the caller's role. Any authenticated user with role=user can delete any other user, including administrators, by specifying their user ID or they can create new accounts with role=admin, escalating to full administrator access.

    Published:Apr 9, 2026
    Last Modified:Apr 16, 2026
    EPS:Apr 9, 2026
    EPSS Score:0.00043
    CVSS Score:8.8

    Affected Products

    Vendor
    Openplcproject
    Product
    Openplc V3
    Vendor
    Openplcproject
    Product
    Openplc V3 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

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    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