cbcvebase.

Microsoft Windows Server 2025 vulnerabilities

3,648 known vulnerabilities affecting microsoft/windows_server_2025.

Total CVEs
3,648
CISA KEV
42
actively exploited
Public exploits
32
Exploited in wild
50
Severity breakdown
CRITICAL127HIGH2618MEDIUM894LOW9

Vulnerabilities

Page 2 of 183
CVE-2026-21533P1HIGHCVSS 7.8KEVfixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21533 [HIGH] CWE-269 CVE-2026-21533: Improper privilege management in Windows Remote Desktop allows an authorized attacker to elevate pri Improper privilege management in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-62221P1HIGHCVSS 7.8KEVfixed in 10.0.26100.7392≥ 10.0.26100.0, < 10.0.26100.74622025-12-09
CVE-2025-62221 [HIGH] CWE-416 CVE-2025-62221: Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate pr Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-30400P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3981≥ 10.0.26100.0, < 10.0.26100.40612025-05-13
CVE-2025-30400 [HIGH] CWE-416 CVE-2025-30400: Use after free in Windows DWM allows an authorized attacker to elevate privileges locally. Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-81963P1HIGHCVSS 7.8KEVfixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-81963 [HIGH] CWE-59 CVE-2026-81963: Improper link resolution before file access ('link following') in Windows Update Stack allows an aut Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-68820P1HIGHCVSS 7.0KEVfixed in 10.0.26100.33222≥ 10.0.26100.0, < 10.0.26100.332962026-08-11
CVE-2026-68820 [HIGH] CWE-416 CVE-2026-68820: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-21519P1HIGHCVSS 7.8KEVfixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21519 [HIGH] CWE-843 CVE-2026-21519: Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an au Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-32701P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3981≥ 10.0.26100.0, < 10.0.26100.40612025-05-13
CVE-2025-32701 [HIGH] CWE-416 CVE-2025-32701: 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-2026-56155P1HIGHCVSS 7.8KEVfixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-56155 [HIGH] CWE-1220 CVE-2026-56155: Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59230P1HIGHCVSS 7.8KEV≤ 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-59230 [HIGH] CWE-284 CVE-2025-59230: 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-2025-32706P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3981≥ 10.0.26100.0, < 10.0.26100.40612025-05-13
CVE-2025-32706 [HIGH] CWE-20 CVE-2025-32706: Improper input validation in Windows Common Log File System Driver allows an authorized attacker to Improper input validation in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-24993P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3403≥ 10.0.26100.0, < 10.0.26100.34762025-03-11
CVE-2025-24993 [HIGH] CWE-122 CVE-2025-24993: 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-2025-21334P1HIGHCVSS 7.8KEVfixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.28942025-01-14
CVE-2025-21334 [HIGH] CWE-416 CVE-2025-21334: Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability
nvd
CVE-2025-21335P1HIGHCVSS 7.8KEVfixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.28942025-01-14
CVE-2025-21335 [HIGH] CWE-416 CVE-2025-21335: Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability
nvd
CVE-2025-32709P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3981≥ 10.0.26100.0, < 10.0.26100.40612025-05-13
CVE-2025-32709 [HIGH] CWE-416 CVE-2025-32709: Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attac Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-21391P1HIGHCVSS 7.1KEVfixed in 10.0.26100.3107≥ 10.0.26100.0, < 10.0.26100.31942025-02-11
CVE-2025-21391 [HIGH] CWE-59 CVE-2025-21391: Windows Storage Elevation of Privilege Vulnerability Windows Storage Elevation of Privilege Vulnerability
nvd
CVE-2025-24985P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3403≥ 10.0.26100.0, < 10.0.26100.34762025-03-11
CVE-2025-24985 [HIGH] CWE-122 CVE-2025-24985: Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-21418P1HIGHCVSS 7.8KEVfixed in 10.0.26100.3107≥ 10.0.26100.0, < 10.0.26100.31942025-02-11
CVE-2025-21418 [HIGH] CWE-122 CVE-2025-21418: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
nvd
CVE-2026-21525P1MEDIUMCVSS 6.2KEVfixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21525 [MEDIUM] CWE-476 CVE-2026-21525: Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.
nvd
CVE-2025-47827P2MEDIUMCVSS 4.6KEVfixed in 10.0.26100.68992025-06-05
CVE-2025-47827 [MEDIUM] CWE-347 CVE-2025-47827: In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly ve In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptographic signature. Ultimately, a crafted root filesystem can be mounted from an unverified SquashFS image.
nvd
CVE-2025-24991P2MEDIUMCVSS 5.5KEVfixed in 10.0.26100.3403≥ 10.0.26100.0, < 10.0.26100.34762025-03-11
CVE-2025-24991 [MEDIUM] CWE-125 CVE-2025-24991: Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally. Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
nvd
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