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 3 of 86
CVE-2020-17103P2HIGHCVSS 7.8ExploitedPoC≥ 10.0.26100.0, < 10.0.26100.329952020-12-10
CVE-2020-17103 [HIGH] CWE-269 CVE-2020-17103: Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
nvd
CVE-2026-25187P1HIGHCVSS 7.8Exploitedfixed in 10.0.26100.32463≥ 10.0.26100.0, < 10.0.26100.325222026-03-10
CVE-2026-25187 [HIGH] CWE-59 CVE-2026-25187: Improper link resolution before file access ('link following') in Winlogon allows an authorized atta
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-45586P2HIGHCVSS 7.8Exploitedfixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-45586 [HIGH] CWE-59 CVE-2026-45586: Improper link resolution before file access ('link following') in Windows Collaborative Translation
Improper link resolution before file access ('link following') in Windows Collaborative Translation Framework allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20931P2HIGHCVSS 8.0Exploitedfixed in 10.0.26100.32230≥ 10.0.26100.0, < 10.0.26100.322302026-01-13
CVE-2026-20931 [HIGH] CWE-73 CVE-2026-20931: External control of file name or path in Windows Telephony Service allows an authorized attacker to
External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.
nvd
CVE-2025-24061P2HIGHCVSS 7.8Exploitedfixed in 10.0.26100.3403≥ 10.0.26100.0, < 10.0.26100.34762025-03-11
CVE-2025-24061 [HIGH] CWE-693 CVE-2025-24061: Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to by
Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature locally.
nvd
CVE-2025-21293P2HIGHCVSS 8.8PoCfixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.65842025-01-14
CVE-2025-21293 [HIGH] CWE-284 CVE-2025-21293: Active Directory Domain Services Elevation of Privilege Vulnerability
Active Directory Domain Services Elevation of Privilege Vulnerability
nvd
CVE-2024-49112P1CRITICALCVSS 9.8fixed in 10.0.26100.2605≥ 10.0.26100.0, < 10.0.26100.26052024-12-12
CVE-2024-49112 [CRITICAL] CWE-190 CVE-2024-49112: Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
nvd
CVE-2026-33824P2CRITICALCVSS 9.8fixed in 10.0.26100.32690≥ 10.0.26100.0, < 10.0.26100.326902026-04-14
CVE-2026-33824 [CRITICAL] CWE-415 CVE-2026-33824: Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-50154P3MEDIUMCVSS 6.5PoCfixed in 10.0.26100.4851≥ 10.0.26100.0, < 10.0.26100.49462025-08-12
CVE-2025-50154 [MEDIUM] CWE-200 CVE-2025-50154: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauth
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.
nvd
CVE-2025-53778P2HIGHCVSS 8.8fixed in 10.0.26100.4851≥ 10.0.26100.0, < 10.0.26100.49462025-08-12
CVE-2025-53778 [HIGH] CWE-287 CVE-2025-53778: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n
Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2025-47987P3HIGHCVSS 7.8PoCfixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-47987 [HIGH] CWE-122 CVE-2025-47987: Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elev
Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59254P3HIGHCVSS 7.8PoC≤ 10.0.26100.6899≥ 10.0.26100.0, < 10.0.26100.68992025-10-14
CVE-2025-59254 [HIGH] CWE-122 CVE-2025-59254: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55234P2CRITICALCVSS 9.8fixed in 10.0.26100.6508≥ 10.0.26100.0, < 10.0.26100.65842025-09-09
CVE-2025-55234 [CRITICAL] CWE-287 CVE-2025-55234: SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who suc
SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who successfully exploited these vulnerabilities could perform relay attacks and make the users subject to elevation of privilege attacks.
The SMB Server already supports mechanisms for hardening against relay attacks:
SMB Server signing
SMB Server Extend
nvd
CVE-2026-47291P2CRITICALCVSS 9.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-47291 [CRITICAL] CWE-122 CVE-2026-47291: Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code o
Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-54918P2HIGHCVSS 8.8fixed in 10.0.26100.6508≥ 10.0.26100.0, < 10.0.26100.65842025-09-09
CVE-2025-54918 [HIGH] CWE-287 CVE-2025-54918: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n
Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2025-47981P2CRITICALCVSS 9.8fixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-47981 [CRITICAL] CWE-122 CVE-2025-47981: Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to
Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-21244P3HIGHCVSS 7.3PoCfixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21244 [HIGH] CWE-122 CVE-2026-21244: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
nvd
CVE-2026-21248P3HIGHCVSS 7.3PoCfixed in 10.0.26100.32313≥ 10.0.26100.0, < 10.0.26100.323702026-02-10
CVE-2026-21248 [HIGH] CWE-122 CVE-2026-21248: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
nvd
CVE-2026-45657P2CRITICALCVSS 9.8fixed in 10.0.26100.32995≥ 10.0.26100.0, < 10.0.26100.329952026-06-09
CVE-2026-45657 [CRITICAL] CWE-122 CVE-2026-45657: Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.
Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-50518P2CRITICALCVSS 9.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50518 [CRITICAL] CWE-122 CVE-2026-50518: Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code ov
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
nvd