Windows Defender zero-day CVE-2026-50656 — known as RoguePlanet — has been patched by Microsoft 29 days after researcher ...
CISA says ransomware gangs are exploiting Microsoft Defender’s BlueHammer flaw, patched in April 2026 after zero-day reports.
Microsoft is trying to fix the RoguePlanet zero-day vulnerability impacting Defender on Windows 11 and Windows 10.
Microsoft released a new Defender update for Windows 10 and 11 ISO images. According to the company, this update must be deployed across all new Windows 11 and 10 installs. This past week Microsoft ...