CVE-2026-21509-handler

CVE-2026-21509 Office Kill-Bit Manager PowerShell script to check, apply, and test the Kill-Bit protection for the CVE-2026-21509 Microsoft Office zero-day vulnerability affecting Office 2016/2019/LTSC. What is CVE-2026-21509? Critical RCE vulnerability in Microsoft Office OLE/COM handling CVSS...