MICROSOFT confirmed a critical vulnerability named RoguePlanet (CVE-2026-50656) that allows attackers to gain complete control over Windows systems by exploiting weaknesses in Microsoft Defender's Malware Protection Engine. The flaw enables privilege escalation from a standard user to NT AUTHORITY\SYSTEM without requiring advanced hacking skills. Microsoft is currently developing a security update to address this issue.
Users are advised to monitor for updates, back up important data, and consider additional anti-malware solutions like Malwarebytes, which can detect the exploit based on its behavior.