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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 27 of 86
CVE-2026-50353P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50353 [HIGH] CWE-416 CVE-2026-50353: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-56644P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-56644 [HIGH] CWE-416 CVE-2026-56644: 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.
nvd
CVE-2026-45641P3HIGHCVSS 7.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-45641 [HIGH] CWE-843 CVE-2026-45641: Access of resource using incompatible type ('type confusion') in Windows Hyper-V allows an unauthori Access of resource using incompatible type ('type confusion') in Windows Hyper-V allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-50471P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50471 [HIGH] CWE-122 CVE-2026-50471: Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally. Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-34333P3HIGHCVSS 7.8fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12
CVE-2026-34333 [HIGH] CWE-190 CVE-2026-34333: Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-58632P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-58632 [HIGH] CWE-416 CVE-2026-58632: 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.
nvd
CVE-2026-49791P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-49791 [HIGH] CWE-59 CVE-2026-49791: Improper link resolution before file access ('link following') in Windows Routing and Remote Access Improper link resolution before file access ('link following') in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50469P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50469 [HIGH] CWE-59 CVE-2026-50469: Improper link resolution before file access ('link following') in Windows Projected File System allo Improper link resolution before file access ('link following') in Windows Projected File System allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-48583P3HIGHCVSS 7.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-48583 [HIGH] CWE-416 CVE-2026-48583: 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.
nvd
CVE-2026-26159P3HIGHCVSS 7.8fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-26159 [HIGH] CWE-306 CVE-2026-26159: Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an a Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50488P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50488 [HIGH] CWE-77 CVE-2026-50488: Improper neutralization of special elements used in a command ('command injection') in Windows Clipb Improper neutralization of special elements used in a command ('command injection') in Windows Clipboard User Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-26176P3HIGHCVSS 7.8fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-26176 [HIGH] CWE-122 CVE-2026-26176: Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized atta Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50333P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50333 [HIGH] CWE-306 CVE-2026-50333: Missing authentication for critical function in Windows Spaceport.sys allows an authorized attacker Missing authentication for critical function in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50459P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50459 [HIGH] CWE-416 CVE-2026-50459: Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally. Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2024-49091P3HIGHCVSS 7.2fixed in 10.0.26100.2605≥ 10.0.26100.0, < 10.0.26100.26052024-12-12
CVE-2024-49091 [HIGH] CWE-591 CVE-2024-49091: Windows Domain Name Service Remote Code Execution Vulnerability Windows Domain Name Service Remote Code Execution Vulnerability
nvd
CVE-2026-50504P3HIGHCVSS 7.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50504 [HIGH] CWE-126 CVE-2026-50504: Buffer over-read in Remote Desktop Client allows an unauthorized attacker to disclose information ov Buffer over-read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2025-55231P3HIGHCVSS 7.5fixed in 10.0.26100.6563≥ 10.0.26100.0, < 10.0.26100.46522025-08-21
CVE-2025-55231 [HIGH] CWE-362 CVE-2025-55231: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-42992P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-42992 [HIGH] CWE-122 CVE-2026-42992: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-44799P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-44799 [HIGH] CWE-122 CVE-2026-44799: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-42993P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-42993 [HIGH] CWE-122 CVE-2026-42993: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
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Microsoft Windows Server 2025 vulnerabilities | cvebase