Known Exploited Vulnerability: CVE-2020-1027

Microsoft Windows Kernel Privilege Escalation Vulnerability

Catalog version: 2026.07.16 Date added: 2022-05-23 Due date: 2022-06-13 CISA catalog

Vendor: Microsoft

Product: Windows

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: Unknown

Notes: https://nvd.nist.gov/vuln/detail/CVE-2020-1027

CWEs

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