CVE-2026-64910: Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
Other sources
Untrusted pointer dereference in Microsoft Office 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 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-2026-64910?
The severity of CVE-2026-64910 is rated high, with a CVSS score of 7.8.
What type of vulnerability is CVE-2026-64910?
CVE-2026-64910 is a Remote Code Execution vulnerability due to an untrusted pointer dereference in Microsoft Office.
Which software versions are affected by CVE-2026-64910?
CVE-2026-64910 affects Microsoft 365 Apps for Enterprise, Microsoft Office 2019, Microsoft Office 2021, and Microsoft Office 2024, among others.
How do I fix CVE-2026-64910?
To fix CVE-2026-64910, ensure you apply the latest updates and patches provided by Microsoft for the affected Office versions.
What are the potential impacts of CVE-2026-64910?
CVE-2026-64910 could allow an unauthorized attacker to execute code locally on vulnerable Microsoft Office software.