CVE-2026-21245

CVE-2026-21245 describes a heap-based buffer overflow in the Windows Kernel that enables an authorized local attacker to escalate privileges. The CVSS v3.1 base score is 7.8 (HIGH) with LOCAL attack vector, LOW attack complexity, and LOW privileges required, and no user interaction. Impact is HIG...

CVE-2026-21245 Windows Kernel Elevation of Privilege Vulnerability

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