Microsoft Office Use-After-Free Vulnerability Allowing Local Code Execution

A use-after-free vulnerability has been identified in Microsoft Office, which allows an unauthorized attacker to execute code locally. This vulnerability affects several versions of Microsoft Office, including Office 2016, Office 2019, Office 2021, and various editions of Office for Mac and Android. The vulnerability arises from improper memory management, leading to a use-after-free condition that can be exploited to execute arbitrary code.

Impact

Exploitation of this vulnerability could lead to unauthorized local code execution.

Remediation

Users can apply the security update for this vulnerability, which is available through the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base article 5002730 for Office 2016, and similar release notes for other affected Office versions.