CVE-2025-49699: Microsoft Office Remote Code Execution Vulnerability

Published Jul 8, 2025
·
Updated

Microsoft Office Remote Code Execution Vulnerability

Other sources

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

NVD

Affected Software

31 affected componentsFixes available
Microsoft Office 2019 for 64-bit editions
Microsoft 365 Apps for Enterprise
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft 365 Apps for Enterprise
Microsoft Outlook 2016
Microsoft Outlook 2016
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Office 2019 for 32-bit editions
Microsoft PowerPoint 2016
Microsoft PowerPoint 2016
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft 365 Apps
Microsoft 365 Apps
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 Outlook=2016
Microsoft Outlook=2016
Microsoft PowerPoint=2016
Microsoft Word=2016
Microsoft Word=2016
Microsoft Office LTSC for Mac 2021
Microsoft Office LTSC for Mac 2024

Event History

Jul 8, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·04:58 PM
Data Sourced
via MITRE·04:58 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-49699?

CVE-2025-49699 is classified as a critical remote code execution vulnerability due to the potential for an attacker to execute arbitrary code locally.

2

How do I fix CVE-2025-49699?

To fix CVE-2025-49699, apply the latest security updates provided by Microsoft for the affected versions of Microsoft Office.

3

Which Microsoft Office versions are impacted by CVE-2025-49699?

CVE-2025-49699 affects various versions, including Microsoft Office 2019, Office LTSC 2021, Outlook 2016, Word 2016, PowerPoint 2016, and Microsoft 365 Apps for Enterprise.

4

What causes the vulnerability CVE-2025-49699?

CVE-2025-49699 is caused by a use-after-free error in Microsoft Office, which can be exploited to allow an unauthorized attacker to execute code locally.

5

Is there a workaround for CVE-2025-49699?

Currently, the best approach to mitigate CVE-2025-49699 is to update to the latest version of Microsoft Office as there are no effective workarounds available.

Contact

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