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    CVE-2026-81576

    If configured as a server, CodeMeter Runtime before versions 8.41a and 9.10 issues handles per connection and relies on a cryptographically weak SID as sole authenticator. An attacker can brute-force the SID, recover another session's handle number, and read license information belonging to another handle.

    Published:Aug 27, 2026
    Last Modified:Sep 4, 2026
    EPS:Aug 27, 2026
    EPSS Score:0.00326
    CVSS Score:7.7

    Affected Products

    Vendor
    Wibu-systems-ag
    Product
    Codemeter-runtime
    Vendor
    Wibusys
    Product
    Codemeter Runtime Kit

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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