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RoguePlanet Zero-Day Fixed in Microsoft Defender

medsocradar_blogPublished 2026-07-09

<h1>RoguePlanet Zero-Day Fixed in Microsoft Defender</h1> <p>Microsoft has patched RoguePlanet, a Microsoft Defender elevation-of-privilege zero-day vulnerability tracked as CVE-2026-50656. The flaw affects the <strong>Microsoft Malware Protection Engine</strong>, the core scanning engine used by Microsoft Defender and other <a href="https://socradar.io/blog/microsoft-products-as-an-attack-vector/

MITRE ATT&CK techniques

Indicators of compromise

Original source: https://socradar.io/blog/rogueplanet-zero-day-fixed-in-microsoft-defender/