CVE-2025-21394: Microsoft Excel Remote Code Execution Vulnerability
First published: Tue Feb 11 2025(Updated: )
Microsoft Excel Remote Code Execution Vulnerability
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Office Online Server | ||
| Microsoft Office Long Term Servicing Channel for Mac | ||
| Microsoft Office Long Term Servicing Channel for Mac | ||
| Microsoft Office 2019 for Mac | ||
| Microsoft Office LTSC 2021 | ||
| Microsoft Office 2019 for Mac | ||
| Microsoft Office LTSC 2024 | ||
| Microsoft Office LTSC 2021 | ||
| Microsoft Office LTSC 2024 | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft 365 Apps for enterprise | ||
| Microsoft 365 Apps for enterprise | ||
| Microsoft Office Excel | =2016 | |
| Microsoft Office Excel | =2016 | |
| Microsoft Office | =2019 | |
| Microsoft Office | =2019 | |
| Microsoft Office | =2021 | |
| Microsoft Office | =2021 | |
| Microsoft Office | =2021 | |
| Microsoft Office | =2024 | |
| Microsoft Office | =2024 | |
| Microsoft Office | =2024 | |
| Microsoft Office Online Server | <16.0.10416.20058 | |
| Microsoft Excel | ||
| Microsoft Excel |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-21394?
CVE-2025-21394 is classified as a critical remote code execution vulnerability in Microsoft Excel.
How do I fix CVE-2025-21394?
To fix CVE-2025-21394, update your Microsoft Excel or affected Office products to the latest version available.
Which products are affected by CVE-2025-21394?
CVE-2025-21394 affects various versions of Microsoft Office, including Office 2019, Office LTSC, and Excel 2016.
What does CVE-2025-21394 allow an attacker to do?
CVE-2025-21394 allows an attacker to execute arbitrary code on a victim's system by exploiting the vulnerability in Microsoft Excel.
How can I determine if I am at risk from CVE-2025-21394?
You can determine your risk from CVE-2025-21394 by checking if you are using an affected version of Microsoft Excel or Office products.
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