Microsoft scrambles to patch a Defender security flaw called RoguePlanet

A zero-day vulnerability in Microsoft Defender lets attackers gain full system access on up-to-date Windows 10 and 11 PCs. No ...
Windows Report

Microsoft Confirms RoguePlanet Defender Zero-Day, Patch in Development

Microsoft has confirmed CVE-2026-50656, the RoguePlanet Defender zero-day that can grant SYSTEM privileges on Windows 10 and ...

Microsoft Defender 'RoguePlanet' zero-day grants SYSTEM privileges

A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft ...
Neowin

Microsoft releases new Defender update for Windows 11, 10, Server ISO installations0 0

Microsoft releases new Windows Defender update packages very frequently to protect against various newly discovered malware. Once a while every three months or so, the company also pushes out these ...

Angry bug hunter with Microsoft beef drops new Windows 0-day

They are angry at Redmond and will have their revenge. Nightmare Eclipse, the prolific bug hunter and possibly disgruntled ex ...
GizChina

Some Windows 11 users cannot update the Microsoft Defender

Even though Windows tells you “You’re using the latest version”, the last updated date is a few days old. That makes it easy for regular users to think ...
Neowin

Microsoft making much needed change to Windows 11, 10 Patch Tuesday security updates0 0

Recently, Microsoft delivered its latest Defender patches for Windows 11 ISOs. These definitions are released from time to time alongside the general security updates available during Patch Tuesday.
TechRadar

'Defender covers everyday risk without requiring additional software': Microsoft says its antivirus is all many Windows 11 users need — but is that right?

Microsoft elaborates that Defender antivirus is "usually sufficient when Windows 11 runs with default protections enabled, updates are installed regularly, and software downloads are deliberate". You ...