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    CVE-2026-97775

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

    Published:Oct 13, 2026
    Last Modified:Oct 20, 2026
    EPS:Oct 13, 2026
    EPSS Score:0.00722
    CVSS Score:8.8

    Affected Products

    Vendor
    Microsoft
    Product
    365 Apps
    Vendor
    Microsoft
    Product
    Microsoft 365
    Vendor
    Microsoft
    Product
    Microsoft 365 Apps For Enterprise
    Vendor
    Microsoft
    Product
    Microsoft Office 365 For Mac
    Vendor
    Microsoft
    Product
    Microsoft Office Ltsc 2021
    Vendor
    Microsoft
    Product
    Microsoft Office Ltsc 2024
    Vendor
    Microsoft
    Product
    Microsoft Office Ltsc For Mac 2021
    Vendor
    Microsoft
    Product
    Microsoft Office Ltsc For Mac 2024
    Vendor
    Microsoft
    Product
    Office 2021
    Vendor
    Microsoft
    Product
    Office 2024
    Vendor
    Microsoft
    Product
    Office 365
    Vendor
    Microsoft
    Product
    Office Macos 2021
    Vendor
    Microsoft
    Product
    Office Macos 2024
    Vendor
    Microsoft
    Product
    Office Online Server

    Exploits

    No exploit reference

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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