CVE-2025-30377: Microsoft Office Remote Code Execution Vulnerability

Published May 13, 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

21 affected componentsFixes available
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft Office LTSC for Mac 2021
Microsoft 365 Apps for Enterprise
Microsoft Office 2016
Microsoft 365 Apps for Enterprise
Microsoft Office 2016
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft Office for Android
Microsoft Office 2019 for 32-bit editions
Microsoft Office LTSC for Mac 2024
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft 365 Apps
Microsoft Excel=2016
Microsoft Office=2019
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 Macos=2024
Microsoft Office Online Server<16.0.10417.20010

Event History

May 13, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·04:58 PM
Data Sourced
via MITRE·04:58 PM
DescriptionSeverity
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-30377?

CVE-2025-30377 is classified as a critical vulnerability allowing remote code execution in Microsoft Office.

2

How do I fix CVE-2025-30377?

To mitigate CVE-2025-30377, update your Microsoft Office software to the latest version available.

3

What systems are affected by CVE-2025-30377?

CVE-2025-30377 affects various editions of Microsoft Office including Office LTSC 2024, Office 2019, and Office 2016.

4

Can CVE-2025-30377 lead to data breaches?

Yes, CVE-2025-30377 can potentially allow an attacker to execute code and gain unauthorized access to sensitive data.

5

Is there a reported exploit for CVE-2025-30377?

As of now, there are no publicly reported exploits for CVE-2025-30377, but it is advisable to apply updates to prevent risks.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203