CVE-2025-59234: Microsoft Office Remote Code Execution Vulnerability

Published Oct 14, 2025
·
Updated

Microsoft Office Remote Code Execution Vulnerability

Other sources

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

Microsoft

Affected Software

27 affected componentsFixes available
Microsoft Office
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office LTSC for Mac 2021
Microsoft Office LTSC for Mac 2024
Microsoft Office for Android
Microsoft 365 Apps for Enterprise
Microsoft 365 Apps for Enterprise
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft Office 2016
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Office 2019 for 32-bit editions
Microsoft Office 2016
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft 365 Copilot Android<16.0.19328.20000
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

Event History

Oct 14, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionSeverity
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-59234?

CVE-2025-59234 is a critical vulnerability that allows remote code execution in Microsoft Office due to a use-after-free error.

2

How do I fix CVE-2025-59234?

To fix CVE-2025-59234, users should apply the security updates provided by Microsoft for affected versions of Office.

3

Which versions of Microsoft Office are affected by CVE-2025-59234?

CVE-2025-59234 affects multiple versions of Microsoft Office including Office 2016, 2019, 2021, 2024, and various mobile versions.

4

What type of attacks can CVE-2025-59234 enable?

CVE-2025-59234 can enable unauthorized attackers to execute arbitrary code on the victim's system.

5

Is there a workaround for CVE-2025-59234?

Currently, the best mitigation for CVE-2025-59234 is to update Microsoft Office to the latest version as there are no known workarounds.

Contact

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