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On July 9, 2026, Microsoft issued a patch for a zero-day vulnerability in its Defender security engine, known as RoguePlanet. This vulnerability could allow remote attackers to gain administrative control of Windows machines. The patch will be automatically installed on users' devices.
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On July 9, 2026, Microsoft issued a patch for a zero-day vulnerability in its Defender security engine, known as RoguePlanet. This vulnerability could allow remote attackers to gain administrative control of Windows machines. The patch will be automatically installed on users' devices.
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Patch for Windows Defender 0-day could allow attackers to fill hard disk
Microsoft Releases Patch for Zero-Day Vulnerability in Windows Defender