CVE-2026-97750: Microsoft Office Excel Remote Code Execution Vulnerability
Microsoft Office Excel Remote Code Execution Vulnerability
Other sources
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
— 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 16.0.10417.20228Patch KB5002928 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20974 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Frequently Asked Questions
Which deployments are in scope?
The affected software list includes Microsoft 365 Apps for Enterprise; Microsoft Office 365 for Mac; Office LTSC for Mac 2021 and 2024; Office LTSC 2021 for 32-bit and 64-bit editions; Office LTSC 2024 for 32-bit editions; and Microsoft Office Online Server.
What does an attacker need to exploit this issue?
The CVSS vector indicates network-based exploitation with low attack complexity and no required attacker privileges. User interaction is required, so exploitation depends on a user taking an unspecified action.