Microsoft Windows 10 21H2 vulnerabilities

CVE-2025-24996 [MEDIUM] CWE-73 CVE-2025-24996: External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spo External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

CVE-2023-36871 [MEDIUM] CVE-2023-36871: Azure Active Directory Security Feature Bypass Vulnerability Azure Active Directory Security Feature Bypass Vulnerability

CVE-2026-26155 [MEDIUM] CWE-126 CVE-2026-26155: Microsoft Local Security Authority Subsystem Service Information Disclosure Vulnerability Microsoft Local Security Authority Subsystem Service Information Disclosure Vulnerability

CVE-2026-42903 [MEDIUM] CWE-476 CVE-2026-42903: Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a ne Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network.

CVE-2024-20661 [HIGH] CWE-476 CVE-2024-20661: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2023-36720 [HIGH] CVE-2023-36720: Windows Mixed Reality Developer Tools Denial of Service Vulnerability Windows Mixed Reality Developer Tools Denial of Service Vulnerability

CVE-2023-36431 [HIGH] CWE-400 CVE-2023-36431: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2023-36579 [HIGH] CWE-400 CVE-2023-36579: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2023-36581 [HIGH] CWE-126 CVE-2023-36581: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2025-21276 [HIGH] CWE-191 CVE-2025-21276: Windows MapUrlToZone Denial of Service Vulnerability Windows MapUrlToZone Denial of Service Vulnerability

CVE-2025-21207 [HIGH] CWE-400 CVE-2025-21207: Windows Connected Devices Platform Service (Cdpsvc) Denial of Service Vulnerability Windows Connected Devices Platform Service (Cdpsvc) Denial of Service Vulnerability

CVE-2023-28241 [HIGH] CVE-2023-28241: Windows Secure Socket Tunneling Protocol (SSTP) Denial of Service Vulnerability Windows Secure Socket Tunneling Protocol (SSTP) Denial of Service Vulnerability

CVE-2023-28217 [HIGH] CWE-400 CVE-2023-28217: Windows Network Address Translation (NAT) Denial of Service Vulnerability Windows Network Address Translation (NAT) Denial of Service Vulnerability

CVE-2023-24942 [HIGH] CWE-126 CVE-2023-24942: Remote Procedure Call Runtime Denial of Service Vulnerability Remote Procedure Call Runtime Denial of Service Vulnerability

CVE-2023-24948 [HIGH] CWE-122 CVE-2023-24948: Windows Bluetooth Driver Elevation of Privilege Vulnerability Windows Bluetooth Driver Elevation of Privilege Vulnerability

CVE-2023-32054 [HIGH] CWE-36 CVE-2023-32054: Volume Shadow Copy Elevation of Privilege Vulnerability Volume Shadow Copy Elevation of Privilege Vulnerability

CVE-2025-48819 [HIGH] CWE-591 CVE-2025-48819: Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.

CVE-2025-53139 [HIGH] CWE-319 CVE-2025-53139: Cleartext transmission of sensitive information in Windows Hello allows an unauthorized attacker to Cleartext transmission of sensitive information in Windows Hello allows an unauthorized attacker to bypass a security feature locally.

CVE-2025-58735 [HIGH] CWE-416 CVE-2025-58735: Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally. Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.

CVE-2025-58732 [HIGH] CWE-416 CVE-2025-58732: Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally. Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.