Cybersecurity · 48 views
Microsoft Defender 'RoguePlanet' zero-day grants SYSTEM privileges
A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft fixed two previously disclosed flaws during June 2026 Patch Tuesday.
Summary
A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft fixed two previously disclosed flaws during June 2026 Patch Tuesday. The researcher, known as Nightmare Eclipse, says the new vulnerability affects fully patched Windows 10 and Windows 11 devices, allowing attackers to spawn a command prompt with SYSTEM privileges via a Microsoft Defender race condition vulnerability.
AI summaries can be wrong sometimes—always verify important details using the source article.
How AI & Automation are usedMore from Cybersecurity
Continue reading recent Cybersecurity coverage
- Maritime Coalition Launches Free Vulnerability Database for Ship and Port SystemsContinue reading
- Attackers Hijack Dahua IP Cameras in Ukraine Using P2P Access and Auth WeaknessesContinue reading
- CISA Confirms Active Exploitation of Two PHP2Shell Flaws Enabling Remote Code ExecutionContinue reading
- OpenAI’s August fix for theft of reasoning traces was quickly bypassedContinue reading
Support HappeningNow
Independent AI-powered news analysis is reader-supported. Your contribution helps cover infrastructure, summaries, and continued platform development.
Support HappeningNow