CVE-2026-68795: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
Other sources
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code 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 16.0.5565.1001Patch KB5002903 - 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 16.112.26081010
Event History
Frequently Asked Questions
What is the severity of CVE-2026-68795?
CVE-2026-68795 has a severity rating of high with a score of 7.8.
How do I fix CVE-2026-68795?
To mitigate CVE-2026-68795, ensure that Microsoft Excel and other affected Microsoft Office applications are updated to the latest versions.
What type of vulnerability is CVE-2026-68795?
CVE-2026-68795 is classified as a remote code execution vulnerability due to a stack-based buffer overflow in Microsoft Excel.
Which software is affected by CVE-2026-68795?
CVE-2026-68795 affects Microsoft Excel 2016, Microsoft 365 Apps for Enterprise, Microsoft Office 2019, and other related Microsoft Office products.
What can an attacker do if CVE-2026-68795 is exploited?
If CVE-2026-68795 is exploited, an unauthorized attacker could execute code locally on the affected system.