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    CVE-2021-43905

    Microsoft Office app Remote Code Execution Vulnerability

    Published:Dec 15, 2021
    Last Modified:Jun 11, 2025
    EPS:Dec 15, 2021
    EPSS Score:0.00769
    CVSS Score:9.6

    Affected Products

    Vendor
    Microsoft
    Product
    365 Copilot
    Vendor
    Microsoft
    Product
    Office

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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