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    CVE-2025-64677

    Improper neutralization of input during web page generation ('cross-site scripting') in Office Out-of-Box Experience allows an unauthorized attacker to perform spoofing over a network.

    Published:Dec 18, 2025
    Last Modified:Apr 20, 2026
    EPS:Dec 18, 2025
    EPSS Score:0.00087
    CVSS Score:8.2

    Affected Products

    Vendor
    Microsoft
    Product
    Office Out-of-box Experience
    Vendor
    Microsoft
    Product
    Office Out Of-box Experience

    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