Microsoft Windows Server 2012 R2 vulnerabilities

CVE-2026-69691 [HIGH] CWE-122 CVE-2026-69691: Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privile Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.

CVE-2026-69432 [HIGH] CWE-122 CVE-2026-69432: Heap-based buffer overflow in Volume Manager Driver allows an authorized attacker to elevate privile Heap-based buffer overflow in Volume Manager Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-72967 [HIGH] CWE-122 CVE-2026-72967: Heap-based buffer overflow in Windows Network Connection Broker allows an authorized attacker to ele Heap-based buffer overflow in Windows Network Connection Broker allows an authorized attacker to elevate privileges locally.

CVE-2026-72944 [HIGH] CWE-122 CVE-2026-72944: 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-2026-68841 [HIGH] CWE-122 CVE-2026-68841: 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-2026-71334 [HIGH] CWE-122 CVE-2026-71334: Heap-based buffer overflow in Windows NFS Portmapper allows an authorized attacker to elevate privil Heap-based buffer overflow in Windows NFS Portmapper allows an authorized attacker to elevate privileges locally.

CVE-2026-70289 [HIGH] CWE-122 CVE-2026-70289: Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevat Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-68892 [HIGH] CWE-122 CVE-2026-68892: Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privil Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges locally.

CVE-2026-69709 [HIGH] CWE-122 CVE-2026-69709: Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally. Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

CVE-2026-69290 [HIGH] CWE-121 CVE-2026-69290: Stack-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to el Stack-based buffer overflow in Windows Storage Spaces Controller 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-2026-71343 [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-2026-69685 [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-2026-77904 [HIGH] CWE-122 CVE-2026-77904: Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an authorized attacker Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-68888 [HIGH] CWE-122 CVE-2026-68888: Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privil Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges locally.

CVE-2026-68885 [HIGH] CWE-122 CVE-2026-68885: Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privil Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges locally.

CVE-2026-69420 [HIGH] CWE-122 CVE-2026-69420: Heap-based buffer overflow in Windows VOLSNAP.SYS allows an authorized attacker to elevate privilege Heap-based buffer overflow in Windows VOLSNAP.SYS allows an authorized attacker to elevate privileges locally.

CVE-2026-68890 [HIGH] CWE-122 CVE-2026-68890: Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privil Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges locally.