Microsoft has released emergency security updates to patch a high-severity Office zero-day vulnerability exploited in attacks ...

Just last week, Microsoft warned of a critical zero-day security vulnerability in Microsoft Office warned. Only a few days later, it became known that a well-known hacker group was already actively ...

Microsoft releases an urgent out-of-band update for a critical Office zero-day flaw already exploited in real-world attacks.

A hole in Microsoft Office is being exploited by bad actors, including Russian hackers targeting Ukraine's government.

Microsoft released patches for CVE-2026-21509, a new Office zero-day vulnerability that can be exploited to bypass security ...

APT28 rushed to exploit the Office vulnerability CVE-2026-21509, with the first attacks observed just days after Microsoft announced fixes.

Microsoft is warning admins of an Office security bypass zero day vulnerability that can be triggered simply by a user ...

To exploit the vulnerability, an attacker would need either system access or be able to convince a user to open a malicious ...