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 16 of 86
CVE-2026-50348P3HIGHCVSS 8.1fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50348 [HIGH] CWE-362 CVE-2026-50348: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an unauthorized attacker to elevate privileges over a network.
nvd
CVE-2026-20922P3HIGHCVSS 7.8fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20922 [HIGH] CWE-122 CVE-2026-20922: Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
nvd
CVE-2026-50452P3HIGHCVSS 8.1fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50452 [HIGH] CWE-362 CVE-2026-50452: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an unauthorized attacker to elevate privileges over a network.
nvd
CVE-2026-50683P3HIGHCVSS 8.0fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50683 [HIGH] CWE-122 CVE-2026-50683: Heap-based buffer overflow in Windows DHCP Server allows an authorized attacker to elevate privilege
Heap-based buffer overflow in Windows DHCP Server allows an authorized attacker to elevate privileges over an adjacent network.
nvd
CVE-2026-20848P3HIGHCVSS 7.5fixed in 10.0.26100.7623≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20848 [HIGH] CWE-362 CVE-2026-20848: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-50685P3HIGHCVSS 7.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50685 [HIGH] CWE-415 CVE-2026-50685: Double free in Windows DHCP Server allows an authorized attacker to execute code over a network.
Double free in Windows DHCP Server allows an authorized attacker to execute code over a network.
nvd
CVE-2026-58608P3HIGHCVSS 7.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-58608 [HIGH] CWE-362 CVE-2026-58608: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Print Spooler Components allows an authorized attacker to execute code over a network.
nvd
CVE-2026-20817P3HIGHCVSS 7.8fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20817 [HIGH] CWE-280 CVE-2026-20817: Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an aut
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55681P3HIGHCVSS 7.8fixed in 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-55681 [HIGH] CWE-125 CVE-2025-55681: Out-of-bounds read in Windows DWM allows an authorized attacker to elevate privileges locally.
Out-of-bounds read in Windows DWM allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32162P3HIGHCVSS 8.4fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-32162 [HIGH] CWE-349 CVE-2026-32162: Acceptance of extraneous untrusted data with trusted data in Windows COM allows an unauthorized atta
Acceptance of extraneous untrusted data with trusted data in Windows COM allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2026-50343P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50343 [HIGH] CWE-269 CVE-2026-50343: Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate
Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20843P3HIGHCVSS 7.8fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20843 [HIGH] CWE-284 CVE-2026-20843: Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized att
Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49740P3HIGHCVSS 8.8fixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-49740 [HIGH] CWE-693 CVE-2025-49740: Protection mechanism failure in Windows SmartScreen allows an unauthorized attacker to bypass a secu
Protection mechanism failure in Windows SmartScreen allows an unauthorized attacker to bypass a security feature over a network.
nvd
CVE-2026-21238P3HIGHCVSS 7.8fixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21238 [HIGH] CWE-284 CVE-2026-21238: 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.
nvd
CVE-2026-50509P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50509 [HIGH] CWE-502 CVE-2026-50509: Deserialization of untrusted data in Windows Wireless Wide Area Network Service allows an authorized
Deserialization of untrusted data in Windows Wireless Wide Area Network Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50382P3HIGHCVSS 8.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50382 [HIGH] CWE-822 CVE-2026-50382: Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code local
Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code locally.
nvd
CVE-2026-27914P3HIGHCVSS 7.8fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-27914 [HIGH] CWE-284 CVE-2026-27914: Improper access control in Microsoft Management Console allows an authorized attacker to elevate pri
Improper access control in Microsoft Management Console allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-24035P3HIGHCVSS 8.1fixed in 10.0.26100.3403≥ 10.0.26100.0, < 10.0.26100.34762025-03-11
CVE-2025-24035 [HIGH] CWE-591 CVE-2025-24035: Sensitive data storage in improperly locked memory in Windows Remote Desktop Services allows an unau
Sensitive data storage in improperly locked memory in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-21295P3HIGHCVSS 8.1fixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.28942025-01-14
CVE-2025-21295 [HIGH] CWE-416 CVE-2025-21295: SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability
SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability
nvd
CVE-2024-49118P3HIGHCVSS 8.1fixed in 10.0.26100.2605≥ 10.0.26100.0, < 10.0.26100.26052024-12-12
CVE-2024-49118 [HIGH] CWE-416 CVE-2024-49118: Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
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