CVE-2025-27752: Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Other sources
Microsoft Excel Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5495.1002Patch KB5002623 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.96.25041326 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Frequently Asked Questions
What is the severity of CVE-2025-27752?
CVE-2025-27752 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2025-27752?
To fix CVE-2025-27752, users should apply the latest security updates provided by Microsoft for the affected Microsoft Office products.
Which Microsoft Office versions are affected by CVE-2025-27752?
CVE-2025-27752 affects multiple versions of Microsoft Office including Office 2016, Office 2019, Office LTSC 2021 and 2024, and Microsoft 365 Apps for Enterprise.
What type of attack does CVE-2025-27752 enable?
CVE-2025-27752 allows unauthorized attackers to execute arbitrary code locally through a heap-based buffer overflow.
What should I do if I am unable to update my software for CVE-2025-27752?
If you cannot update your software to address CVE-2025-27752, you should limit the use of vulnerable applications and follow best security practices to minimize exposure.