Windows Shell Zero

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Windows Shell Zero

Cyberpress • February 11, 2026

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Microsoft sounded the alarm on February 10, 2026, with an urgent patch for a zero-day vulnerability in Windows Shell, tracked as CVE-2026-21510.

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Microsoft Issues Urgent Patch for Windows Shell Zero-Day Vulnerability On February 10, 2026, Microsoft released an urgent patch for a zero-day vulnerability in Windows Shell, identified as CVE-2026-21510. This vulnerability is actively exploited, affecting users of Windows operating systems. Organizations are advised to apply the patch immediately to mitigate potential risks. 2 sources 20

Extracted Entities

Attack Types (1)

Zero-day Exploit

Companies (1)

CVEs (1)

Platforms (1)