Microsoft Confirms Defender RoguePlanet 0-Day Exploit and Working to Release Patch

Microsoft has officially acknowledged a critical zero-day vulnerability in Microsoft Defender, publicly dubbed “RoguePlanet,” and confirmed it is actively developing a security patch to address the flaw. Tracked as CVE-2026-50656, the vulnerability was formally published on June 16, 2026, by the Microsoft Security Response Center (MSRC) and carries a CVSS score of 7.8 (Important) under […] The post Microsoft Confirms Defender RoguePlanet 0-Day Exploit and Working to Release Patch appeared first on Cyber Security News.