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Microsoft Windows Server 2025 vulnerabilities

1,706 known vulnerabilities affecting microsoft/windows_server_2025.

Total CVEs
1,706
CISA KEV
38
actively exploited
Public exploits
32
Exploited in wild
46
Severity breakdown
CRITICAL40HIGH1216MEDIUM441LOW9

Vulnerabilities

Page 55 of 86
CVE-2026-50376P3MEDIUMCVSS 6.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50376 [MEDIUM] CWE-908 CVE-2026-50376: Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2026-56168P3MEDIUMCVSS 6.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-56168 [MEDIUM] CWE-476 CVE-2026-56168: Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a network.
nvd
CVE-2025-59244P3MEDIUMCVSS 6.5≤ 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-59244 [MEDIUM] CWE-73 CVE-2025-59244: External control of file name or path in Windows Core Shell allows an unauthorized attacker to perfo External control of file name or path in Windows Core Shell allows an unauthorized attacker to perform spoofing over a network.
nvd
CVE-2026-32151P3MEDIUMCVSS 6.5fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-32151 [MEDIUM] CWE-200 CVE-2026-32151: Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized att Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose information over a network.
nvd
CVE-2026-50432P3MEDIUMCVSS 6.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50432 [MEDIUM] CWE-416 CVE-2026-50432: Use after free in Windows Virtual Filtering Platform (VFP) allows an authorized attacker to deny ser Use after free in Windows Virtual Filtering Platform (VFP) allows an authorized attacker to deny service over a network.
nvd
CVE-2025-21181P3HIGHCVSS 7.5fixed in 10.0.26100.3194≥ 10.0.26100.0, < 10.0.26100.31942025-02-11
CVE-2025-21181 [HIGH] CWE-400 CVE-2025-21181: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
nvd
CVE-2024-49075P3HIGHCVSS 7.5fixed in 10.0.26100.2605≥ 10.0.26100.0, < 10.0.26100.26052024-12-12
CVE-2024-49075 [HIGH] CWE-400 CVE-2024-49075: Windows Remote Desktop Services Denial of Service Vulnerability Windows Remote Desktop Services Denial of Service Vulnerability
nvd
CVE-2025-21300P3HIGHCVSS 7.5fixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.28942025-01-14
CVE-2025-21300 [HIGH] CWE-400 CVE-2025-21300: Windows Universal Plug and Play (UPnP) Device Host Denial of Service Vulnerability Windows Universal Plug and Play (UPnP) Device Host Denial of Service Vulnerability
nvd
CVE-2026-40413P3HIGHCVSS 7.4fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12
CVE-2026-40413 [HIGH] CWE-476 CVE-2026-40413: Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an a Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an adjacent network.
cvelistv5nvd
CVE-2025-48821P3HIGHCVSS 7.1fixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-48821 [HIGH] CWE-416 CVE-2025-48821: Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker t Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.
nvd
CVE-2026-41097P3MEDIUMCVSS 6.7fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12
CVE-2026-41097 [MEDIUM] CWE-1329 CVE-2026-41097: Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.
nvd
CVE-2025-27478P3HIGHCVSS 7.0fixed in 10.0.26100.3775≥ 10.0.26100.0, < 10.0.26100.37752025-04-08
CVE-2025-27478 [HIGH] CWE-122 CVE-2025-27478: Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker t Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20863P3HIGHCVSS 7.0fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20863 [HIGH] CWE-415 CVE-2026-20863: Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally. Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-25179P3HIGHCVSS 7.0fixed in 10.0.26100.32463≥ 10.0.26100.0, < 10.0.26100.325222026-03-10
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.
nvd
CVE-2025-50174P3HIGHCVSS 7.0≤ 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-50174 [HIGH] CWE-416 CVE-2025-50174: Use after free in Windows Device Association Broker service allows an authorized attacker to elevate Use after free in Windows Device Association Broker service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32070P3HIGHCVSS 7.0fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-32070 [HIGH] CWE-416 CVE-2026-32070: Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate pri Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-53134P3HIGHCVSS 7.0fixed in 10.0.26100.4851≥ 10.0.26100.0, < 10.0.26100.49462025-08-12
CVE-2025-53134 [HIGH] CWE-200 CVE-2025-53134: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20815P3HIGHCVSS 7.0fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20815 [HIGH] CWE-362 CVE-2026-20815: Concurrent execution using shared resource with improper synchronization ('race condition') in Capab Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20808P3HIGHCVSS 7.0fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20808 [HIGH] CWE-362 CVE-2026-20808: Concurrent execution using shared resource with improper synchronization ('race condition') in Print Concurrent execution using shared resource with improper synchronization ('race condition') in Printer Association Object allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20814P3HIGHCVSS 7.0fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20814 [HIGH] CWE-362 CVE-2026-20814: Concurrent execution using shared resource with improper synchronization ('race condition') in Graph Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.
nvd
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Microsoft Windows Server 2025 vulnerabilities | cvebase