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    CVE-2025-40979

    DLL search order hijacking vulnerability in the wave.exe executable for Windows 11, version 1.27.8. Exploitation of this vulnerability could allow attackers with local access to execute arbitrary code by placing an arbitrary file in the 'C:\Users<user>\AppData\Local\Temp' directory, which could lead to arbitrary code execution and persistence. This vulnerability is only replicable in versions of Windows 11 and does not affect earlier versions.

    Published:Sep 10, 2025
    Last Modified:Apr 15, 2026
    EPS:Sep 10, 2025
    EPSS Score:0.0002
    CVSS Score:7

    Affected Products

    Vendor
    Grandstream
    Product
    Wave
    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Microsoft
    Product
    Windows 11

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-427 Uncontrolled Search Path Element

    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