Microsoft Windows Server 2019 vulnerabilities
3,952 known vulnerabilities affecting microsoft/windows_server_2019.
Total CVEs
3,952
CISA KEV
125
actively exploited
Public exploits
113
Exploited in wild
170
Severity breakdown
CRITICAL126HIGH2786MEDIUM1024LOW16
Vulnerabilities
Page 11 of 198
CVE-2020-17136P3HIGHCVSS 7.8PoC≥ 10.0.17763.0, < publication2020-12-10
CVE-2020-17136 [HIGH] CVE-2020-17136: Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
nvd
CVE-2023-21692P2CRITICALCVSS 9.8≥ 10.0.17763.0, < 10.0.17763.40102023-02-14
CVE-2023-21692 [CRITICAL] CWE-122 CVE-2023-21692: Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability
Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability
nvd
CVE-2021-24074P2CRITICALCVSS 9.8≥ 10.0.0, < publication2021-02-25
CVE-2021-24074 [CRITICAL] CVE-2021-24074: Windows TCP/IP Remote Code Execution Vulnerability
Windows TCP/IP Remote Code Execution Vulnerability
nvd
CVE-2025-59254P3HIGHCVSS 7.8PoCfixed in 10.0.17763.7919≥ 10.0.17763.0, < 10.0.17763.79192025-10-14
CVE-2025-59254 [HIGH] CWE-122 CVE-2025-59254: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55234P2CRITICALCVSS 9.8fixed in 10.0.17763.7792≥ 10.0.17763.0, < 10.0.17763.77922025-09-09
CVE-2025-55234 [CRITICAL] CWE-287 CVE-2025-55234: SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who suc
SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who successfully exploited these vulnerabilities could perform relay attacks and make the users subject to elevation of privilege attacks.
The SMB Server already supports mechanisms for hardening against relay attacks:
SMB Server signing
SMB Server Extend
nvd
CVE-2026-47291P2CRITICALCVSS 9.8fixed in 10.0.17763.8880≥ 10.0.17763.0, < 10.0.17763.88802026-06-09
CVE-2026-47291 [CRITICAL] CWE-122 CVE-2026-47291: Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code o
Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-54918P2HIGHCVSS 8.8fixed in 10.0.17763.7792≥ 10.0.17763.0, < 10.0.17763.77922025-09-09
CVE-2025-54918 [HIGH] CWE-287 CVE-2025-54918: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n
Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2021-24094P2CRITICALCVSS 9.8≥ 10.0.0, < publication2021-02-25
CVE-2021-24094 [CRITICAL] CVE-2021-24094: Windows TCP/IP Remote Code Execution Vulnerability
Windows TCP/IP Remote Code Execution Vulnerability
nvd
CVE-2019-0571P3HIGHCVSS 7.8PoCv(Server Core installation)2019-01-08
CVE-2019-0571 [HIGH] CWE-706 CVE-2019-0571: An elevation of privilege vulnerability exists when the Windows Data Sharing Service improperly hand
An elevation of privilege vulnerability exists when the Windows Data Sharing Service improperly handles file operations, aka "Windows Data Sharing Service Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers. This CVE ID is unique from CVE-2019-0572, CVE-2019-0573, CVE-2019-0574.
nvd
CVE-2025-47981P2CRITICALCVSS 9.8fixed in 10.0.17763.7558≥ 10.0.17763.0, < 10.0.17763.75582025-07-08
CVE-2025-47981 [CRITICAL] CWE-122 CVE-2025-47981: Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to
Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.
nvd
CVE-2023-36397P2CRITICALCVSS 9.8≥ 10.0.17763.0, < 10.0.17763.51222023-11-14
CVE-2023-36397 [CRITICAL] CWE-126 CVE-2023-36397: Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
nvd
CVE-2021-26877P2CRITICALCVSS 9.8≥ 10.0.0, < publication2021-03-11
CVE-2021-26877 [CRITICAL] CVE-2021-26877: Windows DNS Server Remote Code Execution Vulnerability
Windows DNS Server Remote Code Execution Vulnerability
nvd
CVE-2026-21244P3HIGHCVSS 7.3PoCfixed in 10.0.17763.8389≥ 10.0.17763.0, < 10.0.17763.83892026-02-10
CVE-2026-21244 [HIGH] CWE-122 CVE-2026-21244: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
nvd
CVE-2026-21248P3HIGHCVSS 7.3PoCfixed in 10.0.17763.8389≥ 10.0.17763.0, < 10.0.17763.83892026-02-10
CVE-2026-21248 [HIGH] CWE-122 CVE-2026-21248: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
nvd
CVE-2021-24093P2HIGHCVSS 8.8≥ 10.0.0, < publication2021-02-25
CVE-2021-24093 [HIGH] CVE-2021-24093: Windows Graphics Component Remote Code Execution Vulnerability
Windows Graphics Component Remote Code Execution Vulnerability
nvd
CVE-2026-50518P2CRITICALCVSS 9.8fixed in 10.0.17763.9020≥ 10.0.17763.0, < 10.0.17763.90202026-07-14
CVE-2026-50518 [CRITICAL] CWE-122 CVE-2026-50518: Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code ov
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
nvd
CVE-2019-1170P3HIGHCVSS 8.8PoC≥ 10.0.0, < publication2019-08-14
CVE-2019-1170 [HIGH] CWE-862 CVE-2019-1170: An elevation of privilege vulnerability exists when reparse points are created by sandboxed processe
An elevation of privilege vulnerability exists when reparse points are created by sandboxed processes allowing sandbox escape. An attacker who successfully exploited the vulnerability could use the sandbox escape to elevate privileges on an affected system.
To exploit the vulnerability, an attacker would first have to log on to the system, and then run
nvd
CVE-2022-26928P4HIGHCVSS 7.0Exploited≥ 10.0.17763.0, < 10.0.17763.41312022-09-13
CVE-2022-26928 [HIGH] CWE-362 CVE-2022-26928: Windows Photo Import API Elevation of Privilege Vulnerability
Windows Photo Import API Elevation of Privilege Vulnerability
nvd
CVE-2024-38144P2HIGHCVSS 8.8fixed in 10.0.17763.6189≥ 10.0.17763.0, < 10.0.17763.61892024-08-13
CVE-2024-38144 [HIGH] CWE-190 CVE-2024-38144: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability
Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability
nvd
CVE-2019-1182P2CRITICALCVSS 9.8≥ 10.0.0, < publication2019-08-14
CVE-2019-1182 [CRITICAL] CVE-2019-1182: A remote code execution vulnerability exists in Remote Desktop Services – formerly known as Terminal
A remote code execution vulnerability exists in Remote Desktop Services – formerly known as Terminal Services – when an unauthenticated attacker connects to the target system using RDP and sends specially crafted requests. This vulnerability is pre-authentication and requires no user interaction. An attacker who successfully exploited this vulnerability cou
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