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Zero-Day Vulnerability

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

ShinyHunters Exploit Oracle PeopleSoft Again: What You Need to Know

ShinyHunters hackers bypassed mitigations to exploit a critical Oracle PeopleSoft vulnerability. Applying patches remains essential to defend against expanded global attacks.

Sep 29, 2026

What Windows Users Need to Know About the New 'ShieldBreak' Elevation of Privilege Zero-Day

A new Windows zero-day vulnerability called ShieldBreak allows local attackers to gain SYSTEM-level access, affecting fully patched Windows 11 versions and some Windows 10 systems.

Aug 13, 2026

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 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