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 6 of 183
CVE-2026-100219P2CRITICALCVSS 9.8fixed in 10.0.26100.33650≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-100219 [CRITICAL] CWE-416 CVE-2026-100219: Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.
Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-83910P2CRITICALCVSS 9.8≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-83910 [CRITICAL] CWE-787 CVE-2026-83910: Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.
Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-100222P2CRITICALCVSS 9.8fixed in 10.0.26100.33650≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-100222 [CRITICAL] CWE-122 CVE-2026-100222: Heap-based buffer overflow in Network Policy Server (NPS) allows an unauthorized attacker to execute
Heap-based buffer overflow in Network Policy Server (NPS) allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-83782P2CRITICALCVSS 9.8≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-83782 [CRITICAL] CWE-122 CVE-2026-83782: Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a n
Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69819P2CRITICALCVSS 9.8fixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-69819 [CRITICAL] CWE-787 CVE-2026-69819: Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.
Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-62815P2CRITICALCVSS 9.8fixed in 10.0.26100.33222≥ 10.0.26100.0, < 10.0.26100.332962026-08-11
CVE-2026-62815 [CRITICAL] CWE-416 CVE-2026-62815: Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.
Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69705P2CRITICALCVSS 9.8≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-69705 [CRITICAL] CWE-787 CVE-2026-69705: Out-of-bounds write in Windows iSCSI allows an unauthorized attacker to execute code over a network.
Out-of-bounds write in Windows iSCSI allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-50439P2CRITICALCVSS 9.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50439 [CRITICAL] CWE-416 CVE-2026-50439: Use after free in Microsoft Message Queuing Queue Manager allows an unauthorized attacker to execute
Use after free in Microsoft Message Queuing Queue Manager allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-21369P2HIGHCVSS 8.8fixed in 10.0.26100.3194≥ 10.0.26100.0, < 10.0.26100.31942025-02-11
CVE-2025-21369 [HIGH] CWE-122 CVE-2025-21369: Microsoft Digest Authentication Remote Code Execution Vulnerability
Microsoft Digest Authentication Remote Code Execution Vulnerability
nvd
CVE-2025-21368P2HIGHCVSS 8.8fixed in 10.0.26100.3194≥ 10.0.26100.0, < 10.0.26100.31942025-02-11
CVE-2025-21368 [HIGH] CWE-122 CVE-2025-21368: Microsoft Digest Authentication Remote Code Execution Vulnerability
Microsoft Digest Authentication Remote Code Execution Vulnerability
nvd
CVE-2025-49744P3HIGHCVSS 7.0PoCfixed in 10.0.26100.4652≥ 10.0.26100.0, < 10.0.26100.46522025-07-08
CVE-2025-49744 [HIGH] CWE-122 CVE-2025-49744: Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate
Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-102217P2HIGHCVSS 8.8fixed in 10.0.26100.33650≥ 10.0.26100.0, < 10.0.26100.336502026-10-13
CVE-2026-102217 [HIGH] CWE-41 CVE-2026-102217: Improper resolution of path equivalence in WebDAV allows an authorized attacker to elevate privilege
Improper resolution of path equivalence in WebDAV allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-73012P2HIGHCVSS 8.8fixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-73012 [HIGH] CWE-122 CVE-2026-73012: Heap-based buffer overflow in Windows Management Services allows an authorized attacker to elevate p
Heap-based buffer overflow in Windows Management Services allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-71352P2HIGHCVSS 8.8fixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-71352 [HIGH] CWE-191 CVE-2026-71352: Integer underflow (wrap or wraparound) in Windows Remote Access Connection Manager allows an authori
Integer underflow (wrap or wraparound) in Windows Remote Access Connection Manager allows an authorized attacker to execute code over a network.
nvd
CVE-2026-56194P2HIGHCVSS 8.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-56194 [HIGH] CWE-122 CVE-2026-56194: Heap-based buffer overflow in Windows Network File System allows an authorized attacker to elevate p
Heap-based buffer overflow in Windows Network File System allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-50666P2HIGHCVSS 8.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50666 [HIGH] CWE-416 CVE-2026-50666: Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate
Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-50360P2HIGHCVSS 8.8fixed in 10.0.26100.33158≥ 10.0.26100.0, < 10.0.26100.331582026-07-14
CVE-2026-50360 [HIGH] CWE-303 CVE-2026-50360: Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized atta
Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-69512P2HIGHCVSS 8.8fixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-69512 [HIGH] CWE-122 CVE-2026-69512: Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privile
Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-69625P2HIGHCVSS 8.8fixed in 10.0.26100.33438≥ 10.0.26100.0, < 10.0.26100.334382026-09-08
CVE-2026-69625 [HIGH] CWE-122 CVE-2026-69625: Heap-based buffer overflow in Windows Connected User Experiences and Telemetry allows an authorized
Heap-based buffer overflow in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2025-21307P2CRITICALCVSS 9.8fixed in 10.0.26100.2894≥ 10.0.26100.0, < 10.0.26100.28942025-01-14
CVE-2025-21307 [CRITICAL] CWE-416 CVE-2025-21307: Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
nvd