CVE-2026-96995: Microsoft Office Word Elevation of Privilege Vulnerability
Microsoft Office Word Elevation of Privilege Vulnerability
Other sources
Stack-based buffer overflow in Microsoft Office Word allows an authorized attacker to elevate privileges 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 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20974
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
The attacker must already be authorized on the affected system and exploit the vulnerability locally. The provided data does not indicate that remote, unauthenticated exploitation is possible.
Which Office deployments are identified as affected?
The affected software list includes Microsoft 365 Apps for Enterprise; Office LTSC 2021 and 2024 for 32-bit and 64-bit editions; and Office for Mac, including Office LTSC for Mac 2021 and 2024 and Microsoft Office 365 for Mac.
What security impact could successful exploitation have?
Successful exploitation can elevate an authorized local attacker’s privileges. The supplied severity vector indicates high impacts to confidentiality, integrity, and availability.