Microsoft Windows 11 26H1 vulnerabilities

CVE-2026-69580 [HIGH] CWE-122 CVE-2026-69580: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69447 [HIGH] CWE-122 CVE-2026-69447: Heap-based buffer overflow in Windows Audio Service allows an authorized attacker to elevate privile Heap-based buffer overflow in Windows Audio Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83981 [HIGH] CWE-122 CVE-2026-83981: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83973 [HIGH] CWE-122 CVE-2026-83973: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-80075 [HIGH] CWE-122 CVE-2026-80075: Heap-based buffer overflow in Windows Work Folders allows an authorized attacker to elevate privileg Heap-based buffer overflow in Windows Work Folders allows an authorized attacker to elevate privileges locally.

CVE-2026-83955 [HIGH] CWE-122 CVE-2026-83955: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83969 [HIGH] CWE-122 CVE-2026-83969: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69790 [HIGH] CWE-122 CVE-2026-69790: Heap-based buffer overflow in Windows Credential Providers allows an authorized attacker to elevate Heap-based buffer overflow in Windows Credential Providers allows an authorized attacker to elevate privileges locally.

CVE-2026-73011 [HIGH] CWE-122 CVE-2026-73011: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69583 [HIGH] CWE-122 CVE-2026-69583: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-71343 [HIGH] CWE-122 CVE-2026-71343: Heap-based buffer overflow in Windows Remote Access Connection Manager allows an authorized attacker Heap-based buffer overflow in Windows Remote Access Connection Manager allows an authorized attacker to execute code locally.

CVE-2026-83972 [HIGH] CWE-122 CVE-2026-83972: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-72946 [HIGH] CWE-122 CVE-2026-72946: Heap-based buffer overflow in Storage Port Driver allows an authorized attacker to elevate privilege Heap-based buffer overflow in Storage Port Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-69685 [HIGH] CWE-122 CVE-2026-69685: Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to elevate privileges l Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to elevate privileges locally.

CVE-2026-69509 [HIGH] CWE-122 CVE-2026-69509: Heap-based buffer overflow in Windows Fax Service allows an authorized attacker to elevate privilege Heap-based buffer overflow in Windows Fax Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83995 [HIGH] CWE-122 CVE-2026-83995: Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges local Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-83975 [HIGH] CWE-122 CVE-2026-83975: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69293 [HIGH] CWE-20 CVE-2026-69293: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69323 [HIGH] CWE-122 CVE-2026-69323: Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69444 [HIGH] CWE-122 CVE-2026-69444: Heap-based buffer overflow in Microsoft Windows Speech allows an authorized attacker to elevate priv Heap-based buffer overflow in Microsoft Windows Speech allows an authorized attacker to elevate privileges locally.