CVE-2025-21383: Microsoft Excel Information Disclosure Vulnerability
Published Feb 11, 2025
·Updated
Microsoft Excel Information Disclosure Vulnerability
Affected Software
24 affected componentsFixes available
Microsoft Office LTSC for Mac 2021
Microsoft Office LTSC for Mac 2024
Microsoft Office 2019 for 32-bit editions
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft 365 Apps for Enterprise
Microsoft 365 Apps for Enterprise
Microsoft Excel 2016
Microsoft Excel 2016
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft Excel=2016
Microsoft Excel=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
Remediation
Event History
Feb 11, 2025
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·05:58 PM
Data Sourced
via MITRE·05:58 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-21383?
CVE-2025-21383 has been rated as a medium severity vulnerability.
2
How do I fix CVE-2025-21383?
To fix CVE-2025-21383, update your Microsoft Excel and Office products to the latest versions as recommended by Microsoft.
3
Which versions of software are affected by CVE-2025-21383?
CVE-2025-21383 affects various versions of Microsoft Excel and Office, including Office 2019, Office LTSC, and Excel 2016.
4
What type of vulnerability is CVE-2025-21383?
CVE-2025-21383 is classified as an information disclosure vulnerability within Microsoft Excel.
5
How can I determine if I am affected by CVE-2025-21383?
Check if you are using affected versions of Microsoft Office or Excel, and review Microsoft's security advisories for more information.