CVE-2025-29820: Microsoft Word Remote Code Execution Vulnerability

Published Apr 8, 2025
·
Updated

Microsoft Word Remote Code Execution Vulnerability

Other sources

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Microsoft

Affected Software

26 affected componentsFixes available
Microsoft Office 2019 for 32-bit editions
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft Office 2016
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft Office 2016
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft 365 Apps for Enterprise
Microsoft 365 Apps for Enterprise
Microsoft SharePoint Enterprise Server 2016
Microsoft Office LTSC for Mac 2024
Microsoft Office LTSC for Mac 2021
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft Office=2016
Microsoft Office=2016
Microsoft Office=2019
Microsoft Office=2019
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel Macos=2021
Microsoft Office Long Term Servicing Channel=2024
Microsoft Office Long Term Servicing Channel=2024
Microsoft Office Long Term Servicing Channel Macos=2024
Microsoft SharePoint Enterprise Server=2016

Event History

Apr 8, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·05:23 PM
Data Sourced
via MITRE·05:23 PM
DescriptionSeverity
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-29820?

CVE-2025-29820 is classified as a critical vulnerability due to its potential for remote code execution.

2

How do I fix CVE-2025-29820?

To fix CVE-2025-29820, apply the latest security updates released by Microsoft for affected Office products.

3

Which products are affected by CVE-2025-29820?

CVE-2025-29820 affects multiple Microsoft Office versions including Office 2016, Office 2019, and Office LTSC 2021.

4

Can CVE-2025-29820 be exploited remotely?

CVE-2025-29820 cannot be exploited remotely, as it requires an attacker to execute code locally on the affected system.

5

What does a 'use after free' vulnerability mean in CVE-2025-29820?

A 'use after free' vulnerability in CVE-2025-29820 means the program tries to use memory after it has been freed, potentially allowing unauthorized code execution.

Contact

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