7.8
Advisory Published
Updated

CVE-2021-40473: Microsoft Excel Remote Code Execution Vulnerability

First published: Wed Oct 13 2021(Updated: )

Microsoft Excel Remote Code Execution Vulnerability

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft 365 Apps
Microsoft Office=2013-sp1
Microsoft Office=2013-sp1
Microsoft Office=2016
Microsoft Office=2019
Microsoft Office Long Term Servicing Channel=2021

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Frequently Asked Questions

  • What is CVE-2021-40473?

    CVE-2021-40473 is a Microsoft Excel Remote Code Execution Vulnerability.

  • What is the severity of CVE-2021-40473?

    The severity of CVE-2021-40473 is high with a CVSS score of 7.8.

  • Which software is affected by CVE-2021-40473?

    The affected software includes Microsoft 365 Apps, Microsoft Office 2013 SP1, Microsoft Office 2016, Microsoft Office 2019, and Microsoft Office Long Term Servicing Channel 2021.

  • How can I fix the CVE-2021-40473 vulnerability?

    To fix the CVE-2021-40473 vulnerability, apply the latest security update provided by Microsoft.

  • Where can I find more information about CVE-2021-40473?

    More information about CVE-2021-40473 can be found at the following link: [Microsoft Security Guidance Advisory](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40473)

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