Microsoft releases fix for RoguePlanet Defender flaw (CVE-2026-50656) Microsoft has finally released a security update for its Microsoft Malware Protection Engine, which fixes CVE-2026-50656, the Windows Defender local privilege escalation vulnerability triggered by the RoguePlanet exploit. The vulnerability and the fix CVE-2026-50656 is due to improper link resolution before file access, affects Windows 10 and Windows 11, and may allow authenticated attackers to achieve SYSTEM-level privileges on vulnerable machines by launching low-complexity attacks. The flaw’s existence was publicly revealed on June 10, hours after Microsoft released its monthly Patch Tuesday, by an unidentified security researcher that goes by “Nightmare Eclipse”. Nightmare Eclipse published the RoguePlanet…