Patch for Windows Defender 0-day could allow attackers to fill hard disk

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

Microsoft Confirms Windows Defender Flaw That Could Give Attackers Full SYSTEM Access

The newly disclosed Windows Defender flaw, tracked as CVE-2026-50656, could let attackers escalate privileges on fully ...
Windows Report

Microsoft Patches RoguePlanet Flaw in Defender Engine Update

Microsoft Defender RoguePlanet vulnerability has been patched after a zero-day flaw was disclosed following the June 2026 ...

Microsoft patches RoguePlanet Defender zero-day vulnerability

Microsoft has released a security patch to address a Defender zero-day vulnerability known as "RoguePlanet," disclosed after ...
The Hacker News

Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges

Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges | Read more hacking news on The Hacker News ...
Tech Times

Defender Zero-Day Patched 29 Days After Public Exploit Exposed Millions of PCs

Windows Defender zero-day CVE-2026-50656 — known as RoguePlanet — has been patched by Microsoft 29 days after researcher ...

Do you still need third-party antivirus on your Windows PC?

Do you still need third-party antivirus on your Windows PC?
Tom's Hardware on MSN

Windows Defender 'BlueHammer' vulnerability now exploited as part of malware campaigns

Windows Defender "BlueHammer" vulnerability now exploited as part of malware campaigns — event demonstrates lack of security ...