cbcvebase.

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 22 of 86
CVE-2026-45638P3HIGHCVSS 7.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-45638 [HIGH] CWE-122 CVE-2026-45638: Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized att Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-49184P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-49184 [HIGH] CWE-122 CVE-2026-49184: 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-2026-50482P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50482 [HIGH] CWE-122 CVE-2026-50482: 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-2026-58640P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-58640 [HIGH] CWE-122 CVE-2026-58640: 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-2026-49175P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-49175 [HIGH] CWE-122 CVE-2026-49175: Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges locall Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50309P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50309 [HIGH] CWE-122 CVE-2026-50309: 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-2026-54987P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-54987 [HIGH] CWE-122 CVE-2026-54987: Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privil Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-40406P3HIGHCVSS 7.5fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12
CVE-2026-40406 [HIGH] CWE-416 CVE-2026-40406: Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a netw Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2026-48563P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-48563 [HIGH] CWE-416 CVE-2026-48563: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-47654P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-47654 [HIGH] CWE-416 CVE-2026-47654: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-56648P3HIGHCVSS 7.5fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-56648 [HIGH] CWE-367 CVE-2026-56648: Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorize Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-42913P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-42913 [HIGH] CWE-362 CVE-2026-42913: Concurrent execution using shared resource with improper synchronization ('race condition') in Remot Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-44801P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-44801 [HIGH] CWE-416 CVE-2026-44801: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-42909P3HIGHCVSS 7.5fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-42909 [HIGH] CWE-362 CVE-2026-42909: Concurrent execution using shared resource with improper synchronization ('race condition') in Remot Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-26669P3HIGHCVSS 8.8fixed in 10.0.26100.3775≥ 10.0.26100.0, < 10.0.26100.37752025-04-08
CVE-2025-26669 [HIGH] CWE-125 CVE-2025-26669: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2025-30388P3HIGHCVSS 7.8fixed in 10.0.26100.4061≥ 10.0.26100.0, < 10.0.26100.40612025-05-13
CVE-2025-30388 [HIGH] CWE-122 CVE-2025-30388: Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-47986P3HIGHCVSS 8.8fixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-47986 [HIGH] CWE-416 CVE-2025-47986: Use after free in Universal Print Management Service allows an authorized attacker to elevate privil Use after free in Universal Print Management Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55694P3HIGHCVSS 7.8fixed in 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-55694 [HIGH] CWE-284 CVE-2025-55694: Improper access control in Windows Error Reporting allows an authorized attacker to elevate privileg Improper access control in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-54098P3HIGHCVSS 7.8fixed in 10.0.26100.6508≥ 10.0.26100.0, < 10.0.26100.65842025-09-09
CVE-2025-54098 [HIGH] CWE-284 CVE-2025-54098: Improper access control in Windows Hyper-V allows an authorized attacker to elevate privileges local Improper access control in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
nvd
CVE-2024-49128P3HIGHCVSS 8.1fixed in 10.0.26100.2605≥ 10.0.26100.0, < 10.0.26100.40612024-12-12
CVE-2024-49128 [HIGH] CWE-416 CVE-2024-49128: 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
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