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Zero-Day Vulnerability

Stories from across the site that focus on Zero-Day Vulnerability.

How AI Is Changing the Game in Discovering and Exploiting Zero-Day Vulnerabilities

How AI Is Changing the Game in Discovering and Exploiting Zero-Day Vulnerabilities

Hackers now harness AI to find and weaponize zero-day exploits faster, raising new security risks and challenges for defense strategies.

May 12, 2026

Microsoft Issues Emergency Patch for Office Zero-Day Vulnerability CVE-2026-21509

Microsoft Issues Emergency Patch for Office Zero-Day Vulnerability CVE-2026-21509

Microsoft has released an urgent security update to address a critical zero-day vulnerability in Office, tracked as CVE-2026-21509, which is actively being exploited.

Jan 27, 2026