Microsoft Windows Server 2025 vulnerabilities

1,706 known vulnerabilities affecting microsoft/windows_server_2025.

Total CVEs

1,706

CISA KEV

actively exploited

Public exploits

Exploited in wild

Severity breakdown

CRITICAL40HIGH1216MEDIUM441LOW9

Vulnerabilities

SortPage 26 of 86

CVE-2024-30098P3HIGHCVSS 7.5≥ 10.0.26100.0, < 10.0.26100.68992024-07-09

CVE-2024-30098 [HIGH] CWE-327 CVE-2024-30098: Windows Cryptographic Services Security Feature Bypass Vulnerability Windows Cryptographic Services Security Feature Bypass Vulnerability

nvd

CVE-2026-20870P3HIGHCVSS 7.8fixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13

CVE-2026-20870 [HIGH] CWE-416 CVE-2026-20870: Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-48574P3HIGHCVSS 7.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09

CVE-2026-48574 [HIGH] CWE-122 CVE-2026-48574: Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally. Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.

nvd

CVE-2026-50313P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50313 [HIGH] CWE-122 CVE-2026-50313: 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-2026-50347P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50347 [HIGH] CWE-122 CVE-2026-50347: Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code local Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code locally.

nvd

CVE-2026-45636P3HIGHCVSS 7.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09

CVE-2026-45636 [HIGH] CWE-20 CVE-2026-45636: 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-2026-49796P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-49796 [HIGH] CWE-122 CVE-2026-49796: Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally. Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-62474P3HIGHCVSS 7.8fixed in 10.0.26100.7392≥ 10.0.26100.0, < 10.0.26100.74622025-12-09

CVE-2025-62474 [HIGH] CWE-284 CVE-2025-62474: Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-49797P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-49797 [HIGH] CWE-122 CVE-2026-49797: 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-2025-53789P3HIGHCVSS 7.8fixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-08-12

CVE-2025-53789 [HIGH] CWE-306 CVE-2025-53789: Missing authentication for critical function in Windows StateRepository API allows an authorized att Missing authentication for critical function in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-35417P3HIGHCVSS 7.8fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12

CVE-2026-35417 [HIGH] CWE-843 CVE-2026-35417: 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-2026-50448P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50448 [HIGH] CWE-122 CVE-2026-50448: 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-2026-50461P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50461 [HIGH] CWE-122 CVE-2026-50461: 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-2026-50386P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50386 [HIGH] CWE-122 CVE-2026-50386: 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-2026-40399P3HIGHCVSS 7.8fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12

CVE-2026-40399 [HIGH] CWE-121 CVE-2026-40399: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-34343P3HIGHCVSS 7.8fixed in 10.0.26100.32772≥ 10.0.26100.0, < 10.0.26100.328602026-05-12

CVE-2026-34343 [HIGH] CWE-122 CVE-2026-34343: Heap-based buffer overflow in Windows Application Identity (AppID) Subsystem allows an authorized at Heap-based buffer overflow in Windows Application Identity (AppID) Subsystem allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-50687P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50687 [HIGH] CWE-416 CVE-2026-50687: 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-2026-50478P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50478 [HIGH] CWE-416 CVE-2026-50478: 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-2026-50326P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-50326 [HIGH] CWE-416 CVE-2026-50326: Use after free in Windows Unified Consent System allows an authorized attacker to elevate privileges Use after free in Windows Unified Consent System allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-56643P3HIGHCVSS 7.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14

CVE-2026-56643 [HIGH] CWE-416 CVE-2026-56643: 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

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