CVE-2026-20944: Microsoft Word Remote Code Execution Vulnerability
Microsoft Word Remote Code Execution Vulnerability
Other sources
Out-of-bounds read in Microsoft Office Word 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 16.105.26011018 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Frequently Asked Questions
What is the severity of CVE-2026-20944?
CVE-2026-20944 has been classified with a high severity rating due to the potential for remote code execution.
How do I fix CVE-2026-20944?
To fix CVE-2026-20944, install the latest security updates provided by Microsoft for the affected versions of Office.
What types of attacks can result from CVE-2026-20944?
CVE-2026-20944 may allow attackers to execute arbitrary code on a targeted system through specially crafted documents.
Which versions of Microsoft Office are affected by CVE-2026-20944?
CVE-2026-20944 affects Microsoft Office LTSC for Mac 2021, Office LTSC for Mac 2024, and Microsoft 365 Apps for Enterprise.
What are the potential impacts of exploiting CVE-2026-20944?
Exploiting CVE-2026-20944 could lead to unauthorized access, data theft, and complete control of the victim's system.