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Microsoft Windows Server 2012 R2 vulnerabilities

2,812 known vulnerabilities affecting microsoft/windows_server_2012_r2.

Total CVEs
2,812
CISA KEV
97
actively exploited
Public exploits
93
Exploited in wild
129
Severity breakdown
CRITICAL105HIGH1991MEDIUM704LOW12

Vulnerabilities

Page 56 of 141
CVE-2026-23673P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.230742026-03-10
CVE-2026-23673 [HIGH] CWE-125 CVE-2026-23673: Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally.
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CVE-2025-62466P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.229202025-12-09
CVE-2025-62466 [HIGH] CWE-476 CVE-2025-62466: Null pointer dereference in Windows Client-Side Caching (CSC) Service allows an authorized attacker Null pointer dereference in Windows Client-Side Caching (CSC) Service allows an authorized attacker to elevate privileges locally.
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CVE-2025-59514P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.228692025-11-11
CVE-2025-59514 [HIGH] CWE-269 CVE-2025-59514: Improper privilege management in Microsoft Streaming Service allows an authorized attacker to elevat Improper privilege management in Microsoft Streaming Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-40404P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232282026-06-09
CVE-2026-40404 [HIGH] CWE-122 CVE-2026-40404: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
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CVE-2026-25175P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.230742026-03-10
CVE-2026-25175 [HIGH] CWE-125 CVE-2026-25175: Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally. Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
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CVE-2025-26687P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.225232025-04-08
CVE-2025-26687 [HIGH] CWE-416 CVE-2025-26687: Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a network.
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CVE-2026-50647P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-50647 [HIGH] CWE-835 CVE-2026-50647: Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD F Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
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CVE-2026-50422P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-50422 [HIGH] CWE-125 CVE-2026-50422: Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally. Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
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CVE-2026-54115P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-54115 [HIGH] CWE-122 CVE-2026-54115: Integer overflow or wraparound in Windows Active Directory allows an authorized attacker to elevate Integer overflow or wraparound in Windows Active Directory allows an authorized attacker to elevate privileges locally.
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CVE-2026-40409P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232282026-06-09
CVE-2026-40409 [HIGH] CWE-197 CVE-2026-40409: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
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CVE-2026-45592P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232282026-06-09
CVE-2026-45592 [HIGH] CWE-190 CVE-2026-45592: Integer overflow or wraparound in Windows Internet (wininet.dll) allows an authorized attacker to el Integer overflow or wraparound in Windows Internet (wininet.dll) allows an authorized attacker to elevate privileges locally.
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CVE-2025-49665P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.226762025-07-08
CVE-2025-49665 [HIGH] CWE-362 CVE-2025-49665: Concurrent execution using shared resource with improper synchronization ('race condition') in Works Concurrent execution using shared resource with improper synchronization ('race condition') in Workspace Broker allows an authorized attacker to elevate privileges locally.
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CVE-2026-50346P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-50346 [HIGH] CWE-285 CVE-2026-50346: Improper authorization in RPC Runtime allows an authorized attacker to elevate privileges locally. Improper authorization in RPC Runtime allows an authorized attacker to elevate privileges locally.
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CVE-2026-33834P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.231812026-05-12
CVE-2026-33834 [HIGH] CWE-284 CVE-2026-33834: Improper access control in Windows Event Logging Service allows an authorized attacker to elevate pr Improper access control in Windows Event Logging Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-50491P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-50491 [HIGH] CWE-125 CVE-2026-50491: Out-of-bounds read in Code Integrity DLL (ci.dll) allows an authorized attacker to elevate privilege Out-of-bounds read in Code Integrity DLL (ci.dll) allows an authorized attacker to elevate privileges locally.
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CVE-2026-26183P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.231322026-04-14
CVE-2026-26183 [HIGH] CWE-284 CVE-2026-26183: Improper access control in Windows RPC API allows an authorized attacker to elevate privileges local Improper access control in Windows RPC API allows an authorized attacker to elevate privileges locally.
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CVE-2025-58714P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.228242025-10-14
CVE-2025-58714 [HIGH] CWE-284 CVE-2025-58714: Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attack Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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CVE-2026-34338P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.231812026-05-12
CVE-2026-34338 [HIGH] CWE-416 CVE-2026-34338: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-40382P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.231812026-05-12
CVE-2026-40382 [HIGH] CWE-416 CVE-2026-40382: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-50435P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.232912026-07-14
CVE-2026-50435 [HIGH] CWE-126 CVE-2026-50435: Buffer over-read in Windows Overlay Filter allows an authorized attacker to elevate privileges local Buffer over-read in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
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Microsoft Windows Server 2012 R2 vulnerabilities | cvebase