Microsoft Windows Server 2019 vulnerabilities

3,523 known vulnerabilities affecting microsoft/windows_server_2019.

Total CVEs
3,523
CISA KEV
123
actively exploited
Public exploits
55
Exploited in wild
113
Severity breakdown
CRITICAL104HIGH2472MEDIUM933LOW14

Vulnerabilities

Page 6 of 177
CVE-2026-26169MEDIUMCVSS 6.1≥ 10.0.17763.0, < 10.0.17763.86442026-04-14
CVE-2026-26169 [MEDIUM] CWE-126 CVE-2026-26169: Buffer over-read in Windows Kernel Memory allows an authorized attacker to disclose information loca Buffer over-read in Windows Kernel Memory allows an authorized attacker to disclose information locally.
cvelistv5nvd
CVE-2026-33829MEDIUMCVSS 4.3≥ 10.0.17763.0, < 10.0.17763.86442026-04-14
CVE-2026-33829 [MEDIUM] CWE-200 CVE-2026-33829: Exposure of sensitive information to an unauthorized actor in Windows Snipping Tool allows an unauth Exposure of sensitive information to an unauthorized actor in Windows Snipping Tool allows an unauthorized attacker to perform spoofing over a network.
cvelistv5nvd
CVE-2026-32084MEDIUMCVSS 5.5≥ 10.0.17763.0, < 10.0.17763.86442026-04-14
CVE-2026-32084 [MEDIUM] CWE-200 CVE-2026-32084: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.
cvelistv5nvd
CVE-2026-20806MEDIUMCVSS 5.5≥ 10.0.17763.0, < 10.0.17763.86442026-04-14
CVE-2026-20806 [MEDIUM] CWE-843 CVE-2026-20806: Access of resource using incompatible type ('type confusion') in Windows COM allows an authorized at Access of resource using incompatible type ('type confusion') in Windows COM allows an authorized attacker to disclose information locally.
cvelistv5nvd
CVE-2026-25171HIGHCVSS 7.0fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25171 [HIGH] CWE-416 CVE-2026-25171: Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25165HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25165 [HIGH] CWE-476 CVE-2026-25165: Null pointer dereference in Windows Performance Counters allows an authorized attacker to elevate pr Null pointer dereference in Windows Performance Counters allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-24296HIGHCVSS 7.0fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-24296 [HIGH] CWE-362 CVE-2026-24296: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-23673HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
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.
cvelistv5nvd
CVE-2026-25190HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25190 [HIGH] CWE-426 CVE-2026-25190: Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally. Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally.
cvelistv5nvd
CVE-2026-24285HIGHCVSS 7.0fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-24285 [HIGH] CWE-416 CVE-2026-24285: Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-26128HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-26128 [HIGH] CWE-287 CVE-2026-26128: Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges lo Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25175HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
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.
cvelistv5nvd
CVE-2026-24287HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-24287 [HIGH] CWE-73 CVE-2026-24287: External control of file name or path in Windows Kernel allows an authorized attacker to elevate pri External control of file name or path in Windows Kernel allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-24289HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-24289 [HIGH] CWE-416 CVE-2026-24289: Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally. Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25179HIGHCVSS 7.0fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25179 [HIGH] CWE-1287 CVE-2026-25179: Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allo Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25166HIGHCVSS 7.8fixed in 10.0.17763.85112026-03-10
CVE-2026-25166 [HIGH] CWE-502 CVE-2026-25166: Deserialization of untrusted data in Windows System Image Manager allows an authorized attacker to e Deserialization of untrusted data in Windows System Image Manager allows an authorized attacker to execute code locally.
nvd
CVE-2026-26111HIGHCVSS 8.0fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-26111 [HIGH] CWE-122 CVE-2026-26111: Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authori Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
cvelistv5nvd
CVE-2026-25189HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25189 [HIGH] CWE-416 CVE-2026-25189: Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25174HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25174 [HIGH] CWE-125 CVE-2026-25174: Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate pr Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
CVE-2026-25187HIGHCVSS 7.8fixed in 10.0.17763.8511≥ 10.0.17763.0, < 10.0.17763.85112026-03-10
CVE-2026-25187 [HIGH] CWE-59 CVE-2026-25187: Improper link resolution before file access ('link following') in Winlogon allows an authorized atta Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
cvelistv5nvd
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