Microsoft working on Defender patch for RoguePlanet zero-day

Microsoft working on Defender patch for RoguePlanet zero-day

Microsoft confirmed that it's working on a security patch for a Defender zero-day vulnerability named

Microsoft Confirms RoguePlanet Defender Zero-Day

Microsoft has confirmed RoguePlanet, a Defender zero-day tracked as CVE-2026-50656, and says a patch is in development. The flaw lets attackers gain SYSTEM-level access through a race condition that works regardless of real-time protection settings. The post Microsoft Confirms RoguePlanet Defender Zero-Day, Patch in Development appeared first on TechJuice.

CVE-2026-50656 RoguePlanet Zero-Day Hits Windows Defender

A newly disclosed Windows Defender vulnerability, tracked as CVE-2026-50656 and dubbed RoguePlanet, has raised concerns across the cybersecurity community after a working proof-of-concept (PoC) exploit was released before a security patch became available. The exploit was published on GitHub by security researcher Nightmare Eclipse on June 10, 2026, only hours after Microsoft issued its June Patch Tuesday updates.  The RoguePlanet flaw affects M…

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 CVSS 3.1 scoring framework. The flaw is classified as an…

Microsoft Working To Patch 'RoguePlanet' Zero-Day

wiredmikey shares a report from SecurityWeek: Microsoft on Wednesday published an advisory acknowledging the public disclosure of a vulnerability in Defender that could lead to privilege escalation. The security defect, tracked as CVE-2026-50656 (CVSS score of 7.8), was dropped last week by security...