CVE-2026-97762: Microsoft Office Excel Remote Code Execution Vulnerability
Microsoft Office Excel Remote Code Execution Vulnerability
Other sources
Out-of-bounds write 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 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases - 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 16.0.10417.20228Patch KB5002928
Event History
Frequently Asked Questions
Does exploitation require an authenticated account or user interaction?
No authentication is required, and the attack complexity is rated low. However, user interaction is required for exploitation.
Which product lines are listed as affected?
The affected software list includes Microsoft 365 Apps for Enterprise, Microsoft Office Excel, Office LTSC 2021 and 2024 for 32-bit and 64-bit editions, Office LTSC for Mac 2021 and 2024, and Microsoft Office 365 for Mac.
What could a successful exploit allow?
Successful exploitation could allow code execution and is rated as having high potential impact on confidentiality, integrity, and availability.
Is an official remediation available, and is exploitation confirmed?
The supplied rating indicates an official fix is available. Exploit code maturity is rated unproven.