Category zero-day vulnerability

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‘BlueHammer’ Exploit Targets Windows, Potentially Impacting 1 Billion+ Devices

A researcher released a working ‘BlueHammer’ Windows zero-day exploit that could impact over 1 billion devices, granting SYSTEM-level access and leaving no patch yet.

The post ‘BlueHammer’ Exploit Targets Windows, Potentially Impacting 1 Billion+ Devices appeared first on TechRepublic.

New Fortinet Flaw Allows Unauthorized Access to Enterprise Systems

Fortinet warns of a critical FortiClient EMS zero-day vulnerability that is currently being exploited, allowing attackers to bypass authentication and execute commands.

The post New Fortinet Flaw Allows Unauthorized Access to Enterprise Systems appeared first on TechRepublic.

Patch Now: Chrome Flaw Under Active Attack, Google Confirms

Google patches 21 Chrome vulnerabilities, including an actively exploited zero-day flaw that could enable code execution and full device compromise.

The post Patch Now: Chrome Flaw Under Active Attack, Google Confirms appeared first on TechRepublic.

Critical Apple Flaw Exploited in ‘Sophisticated’ Attacks, Company Urges Rapid Patching

Apple urges users to update after patching CVE-2026-20700, a zero-day flaw exploited in sophisticated targeted attacks across multiple devices.

The post Critical Apple Flaw Exploited in ‘Sophisticated’ Attacks, Company Urges Rapid Patching appeared first on TechRepublic.

Microsoft Issues Emergency Patch for Active Office Zero-Day

Microsoft released an emergency Office patch to fix an actively exploited zero-day flaw that lets attackers bypass security via malicious files.

The post Microsoft Issues Emergency Patch for Active Office Zero-Day appeared first on TechRepublic.

Microsoft Patch Tuesday Fixes 112 Flaws, Includes SharePoint and Windows

Microsoft’s January 2026 Patch Tuesday fixes 112 CVEs, including an exploited Windows DWM zero-day, plus critical flaws across SharePoint, Office, and Windows services.

The post Microsoft Patch Tuesday Fixes 112 Flaws, Includes SharePoint and Windows appeared first on TechRepublic.