Microsoft Windows 11 23H2 vulnerabilities
2,815 known vulnerabilities affecting microsoft/windows_11_23h2.
Total CVEs
2,815
CISA KEV
57
actively exploited
Public exploits
38
Exploited in wild
67
Severity breakdown
CRITICAL78HIGH2025MEDIUM705LOW7
Vulnerabilities
Page 15 of 141
CVE-2026-69326P3HIGHCVSS 8.8fixed in 10.0.22631.76522026-10-13
CVE-2026-69326 [HIGH] CWE-122 CVE-2026-69326: Heap-based buffer overflow in Graphic Fonts allows an unauthorized attacker to execute code over a n
Heap-based buffer overflow in Graphic Fonts allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69689P3HIGHCVSS 8.8fixed in 10.0.22631.75822026-09-08
CVE-2026-69689 [HIGH] CWE-121 CVE-2026-69689: Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a netw
Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-69717P3HIGHCVSS 8.8fixed in 10.0.22631.75822026-09-08
CVE-2026-69717 [HIGH] CWE-125 CVE-2026-69717: Untrusted pointer dereference in Windows Group Policy allows an authorized attacker to elevate privi
Untrusted pointer dereference in Windows Group Policy allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-47653P3HIGHCVSS 8.8fixed in 10.0.22631.72192026-06-09
CVE-2026-47653 [HIGH] CWE-416 CVE-2026-47653: 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-2026-40398P3HIGHCVSS 7.8fixed in 10.0.22631.70792026-05-12
CVE-2026-40398 [HIGH] CWE-122 CVE-2026-40398: Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privil
Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20860P3HIGHCVSS 7.8fixed in 10.0.22631.64912026-01-13
CVE-2026-20860 [HIGH] CWE-843 CVE-2026-20860: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f
Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-33837P3HIGHCVSS 7.8fixed in 10.0.22631.70792026-05-12
CVE-2026-33837 [HIGH] CWE-122 CVE-2026-33837: Heap-based buffer overflow in Windows TCP/IP allows an authorized attacker to elevate privileges loc
Heap-based buffer overflow in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-62792P3HIGHCVSS 8.1fixed in 10.0.22631.75172026-08-11
CVE-2026-62792 [HIGH] CWE-121 CVE-2026-62792: Stack-based buffer overflow in Windows TCP/IP allows an unauthorized attacker to execute code over a
Stack-based buffer overflow in Windows TCP/IP allows an unauthorized attacker to execute code over a network.
nvd
CVE-2024-26230P3HIGHCVSS 7.8fixed in 10.0.22631.34472024-04-09
CVE-2024-26230 [HIGH] CWE-416 CVE-2024-26230: Windows Telephony Server Elevation of Privilege Vulnerability
Windows Telephony Server Elevation of Privilege Vulnerability
nvd
CVE-2025-50177P3HIGHCVSS 8.1fixed in 10.0.22631.57682025-08-12
CVE-2025-50177 [HIGH] CWE-362 CVE-2025-50177: Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a net
Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
nvd
CVE-2024-49104P3HIGHCVSS 8.8fixed in 10.0.22631.46022024-12-12
CVE-2024-49104 [HIGH] CWE-122 CVE-2024-49104: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
nvd
CVE-2024-49102P3HIGHCVSS 8.8fixed in 10.0.22631.46022024-12-12
CVE-2024-49102 [HIGH] CWE-122 CVE-2024-49102: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
nvd
CVE-2025-21223P3HIGHCVSS 8.8fixed in 10.0.22631.47512025-01-14
CVE-2025-21223 [HIGH] CWE-122 CVE-2025-21223: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2024-43622P3HIGHCVSS 8.8fixed in 10.0.22631.44602024-11-12
CVE-2024-43622 [HIGH] CWE-122 CVE-2024-43622: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2024-43620P3HIGHCVSS 8.8fixed in 10.0.22631.44602024-11-12
CVE-2024-43620 [HIGH] CWE-122 CVE-2024-43620: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2024-43621P3HIGHCVSS 8.8fixed in 10.0.22631.44602024-11-12
CVE-2024-43621 [HIGH] CWE-122 CVE-2024-43621: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2025-21239P3HIGHCVSS 8.8fixed in 10.0.22631.47512025-01-14
CVE-2025-21239 [HIGH] CWE-122 CVE-2025-21239: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2025-21241P3HIGHCVSS 8.8fixed in 10.0.22631.47512025-01-14
CVE-2025-21241 [HIGH] CWE-122 CVE-2025-21241: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2025-21248P3HIGHCVSS 8.8fixed in 10.0.22631.47512025-01-14
CVE-2025-21248 [HIGH] CWE-122 CVE-2025-21248: Windows Telephony Service Remote Code Execution Vulnerability
Windows Telephony Service Remote Code Execution Vulnerability
nvd
CVE-2025-33066P3HIGHCVSS 8.8fixed in 10.0.22631.54722025-06-10
CVE-2025-33066 [HIGH] CWE-122 CVE-2025-33066: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorize
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
nvd