Microsoft Windows Server 2012 R2 vulnerabilities

4,050 known vulnerabilities affecting microsoft/windows_server_2012_r2.

Total CVEs

4,050

CISA KEV

101

actively exploited

Public exploits

Exploited in wild

135

Severity breakdown

CRITICAL182HIGH2836MEDIUM1020LOW12

Vulnerabilities

SortPage 63 of 203

CVE-2026-87707P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.233982026-10-13

CVE-2026-87707 [HIGH] CWE-122 CVE-2026-87707: Heap-based buffer overflow in Windows Fax and Scan Service allows an authorized attacker to elevate Heap-based buffer overflow in Windows Fax and Scan Service allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-40406P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.231812026-05-12

CVE-2026-40406 [HIGH] CWE-416 CVE-2026-40406: Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a netw Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a network.

nvd

CVE-2021-43883P3HIGHCVSS 7.8≥ 6.3.0, < 6.3.9600.202072021-12-15

CVE-2021-43883 [HIGH] CVE-2021-43883: Windows Installer Elevation of Privilege Vulnerability Windows Installer Elevation of Privilege Vulnerability

nvd

CVE-2024-38125P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.221342024-08-13

CVE-2024-38125 [HIGH] CWE-197 CVE-2024-38125: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability

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CVE-2026-97789P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.234702026-10-13

CVE-2026-97789 [HIGH] CWE-416 CVE-2026-97789: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

nvd

CVE-2026-56648P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.232912026-07-14

CVE-2026-56648 [HIGH] CWE-367 CVE-2026-56648: Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorize Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorized attacker to elevate privileges over a network.

nvd

CVE-2022-29104P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.203712022-05-10

CVE-2022-29104 [HIGH] CVE-2022-29104: Windows Print Spooler Elevation of Privilege Vulnerability Windows Print Spooler Elevation of Privilege Vulnerability

nvd

CVE-2026-42909P3HIGHCVSS 7.5≥ 6.3.9600.0, < 6.3.9600.232282026-06-09

CVE-2026-42909 [HIGH] CWE-362 CVE-2026-42909: Concurrent execution using shared resource with improper synchronization ('race condition') in Remot Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

nvd

CVE-2025-30394P3MEDIUMCVSS 5.9≥ 6.3.9600.0, < 6.3.9600.225772025-05-13

CVE-2025-30394 [MEDIUM] CWE-591 CVE-2025-30394: Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unaut Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

nvd

CVE-2019-1159P3HIGHCVSS 7.8≥ 6.3.0, < publication2019-08-14

CVE-2019-1159 [HIGH] CVE-2019-1159: An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle obje An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. To exploit this vulnerability, a

nvd

CVE-2020-17162P3HIGHCVSS 8.8≥ 6.3.0, < publication2021-02-25

CVE-2020-17162 [HIGH] CVE-2020-17162: Microsoft Windows Security Feature Bypass Vulnerability Microsoft Windows Security Feature Bypass Vulnerability

nvd

CVE-2021-1706P3HIGHCVSS 8.8≥ 6.3.0, < publication2021-01-12

CVE-2021-1706 [HIGH] CWE-269 CVE-2021-1706: Windows LUAFV Elevation of Privilege Vulnerability Windows LUAFV Elevation of Privilege Vulnerability

nvd

CVE-2025-30388P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.225772025-05-13

CVE-2025-30388 [HIGH] CWE-122 CVE-2025-30388: Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-26669P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.225232025-04-08

CVE-2025-26669 [HIGH] CWE-125 CVE-2025-26669: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

nvd

CVE-2023-24864P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.208652023-03-14

CVE-2023-24864 [HIGH] CWE-191 CVE-2023-24864: Microsoft PostScript and PCL6 Class Printer Driver Elevation of Privilege Vulnerability Microsoft PostScript and PCL6 Class Printer Driver Elevation of Privilege Vulnerability

nvd

CVE-2023-21685P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21685 [HIGH] CWE-20 CVE-2023-21685: Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability

nvd

CVE-2023-21799P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21799 [HIGH] CWE-122 CVE-2023-21799: Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability

nvd

CVE-2023-21686P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.208212023-02-14

CVE-2023-21686 [HIGH] CWE-190 CVE-2023-21686: Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability

nvd

CVE-2026-70149P3HIGHCVSS 8.8≥ 6.3.9600.0, < 6.3.9600.234702026-10-13

CVE-2026-70149 [HIGH] CWE-122 CVE-2026-70149: Exposure of sensitive information to an unauthorized actor in Windows Client Side Caching driver (cs Exposure of sensitive information to an unauthorized actor in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to disclose information locally.

nvd

CVE-2025-55692P3HIGHCVSS 7.8≥ 6.3.9600.0, < 6.3.9600.228242025-10-14

CVE-2025-55692 [HIGH] CWE-20 CVE-2025-55692: Improper input validation in Windows Error Reporting allows an authorized attacker to elevate privil Improper input validation in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

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