Vulnerabilities4 min read
Microsoft Office Zero-Day Under Active Attack Gets Emergency Patch
CVE-2026-21509 bypasses OLE security protections across Office 2016-2024. CISA adds it to KEV catalog with February 16 deadline.
Marcus ChenJan 27, 2026
1 article tagged with "Office"
CVE-2026-21509 bypasses OLE security protections across Office 2016-2024. CISA adds it to KEV catalog with February 16 deadline.