Microsoft recently published a security advisory warning of a newly discovered zero-day vulnerability in Office applications. The vulnerability, designated CVE-2026-21509, is classified as “high” risk ...
Hosted on MSN
Worrying Microsoft Office security flaw patched - update now or risk hackers accessing your files
Microsoft issues emergency patch for Office zero-day CVE-2026-21509 Vulnerability allows attackers to bypass OLE mitigations and execute malware CISA adds flaw to KEV catalog; exploitation details ...
Microsoft has released emergency out-of-band security updates to patch a high-severity Microsoft Office zero-day vulnerability exploited in attacks. The security feature bypass vulnerability, tracked ...
PCWorld reports that Microsoft issued emergency updates for a critical zero-day vulnerability (CVE-2026-21509) in Office that attackers exploited against Ukrainian authorities and EU institutions. The ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results