CVE-2026-81395: Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
Other sources
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
— 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 16.0.17932.20960 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5569.1003Patch KB5002904 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20896 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5569.1003Patch KB5002914 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.20326.20136 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.10417.20204Patch KB5002910
Event History
Frequently Asked Questions
What access and user interaction are required for exploitation?
The vulnerability is locally exploitable with no privileges required, but it requires user interaction. The provided data does not specify the exact interaction required.
What is the potential impact if exploitation succeeds?
Successful exploitation can disclose information. The supplied severity vector indicates no integrity or availability impact.
Which products should be included in remediation scoping?
Scope remediation to the listed Microsoft Office and Excel products: Office 2016, Excel 2016, Microsoft 365 Apps for Enterprise, Microsoft Excel, Office LTSC 2024 for 32-bit and 64-bit editions, Office 365 for Mac, and Office LTSC 2021 for 32-bit editions.