Microsoft Windows 10 Version 21H2 vulnerabilities

CVE-2026-61360 [MEDIUM] CWE-822 CVE-2026-61360: Untrusted pointer dereference in Windows GDI allows an authorized attacker to disclose information l Untrusted pointer dereference in Windows GDI allows an authorized attacker to disclose information locally.

CVE-2026-49801 [MEDIUM] CWE-908 CVE-2026-49801: Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information l Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

CVE-2026-50690 [MEDIUM] CWE-908 CVE-2026-50690: Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information l Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

CVE-2026-40422 [MEDIUM] CWE-908 CVE-2026-40422: Use of uninitialized resource in Windows File Explorer allows an authorized attacker to disclose inf Use of uninitialized resource in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-50401 [MEDIUM] CWE-125 CVE-2026-50401: Out-of-bounds read in Windows Cloud Files Mini Filter Driver allows an authorized attacker to disclo Out-of-bounds read in Windows Cloud Files Mini Filter Driver allows an authorized attacker to disclose information locally.

CVE-2026-50455 [MEDIUM] CWE-908 CVE-2026-50455: Use of uninitialized resource in Universal Plug and Play (upnp.dll) allows an authorized attacker to Use of uninitialized resource in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.

CVE-2026-54997 [MEDIUM] CWE-908 CVE-2026-54997: Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information l Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

CVE-2026-50300 [MEDIUM] CWE-125 CVE-2026-50300: Integer underflow (wrap or wraparound) in Windows Kernel allows an authorized attacker to disclose i Integer underflow (wrap or wraparound) in Windows Kernel allows an authorized attacker to disclose information locally.

CVE-2026-45634 [MEDIUM] CWE-125 CVE-2026-45634: Out-of-bounds read in Windows DHCP Server allows an authorized attacker to disclose information loca Out-of-bounds read in Windows DHCP Server allows an authorized attacker to disclose information locally.

CVE-2026-42969 [MEDIUM] CWE-908 CVE-2026-42969: Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclos Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-32212 [MEDIUM] CWE-59 CVE-2026-32212: Improper link resolution before file access ('link following') in Universal Plug and Play (upnp.dll) Improper link resolution before file access ('link following') in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.

CVE-2026-69531 [MEDIUM] CWE-441 CVE-2026-69531: Unintended proxy or intermediary ('confused deputy') in Microsoft Windows Speech allows an authorize Unintended proxy or intermediary ('confused deputy') in Microsoft Windows Speech allows an authorized attacker to perform tampering locally.

CVE-2026-58638 [MEDIUM] CWE-325 CVE-2026-58638: Missing cryptographic step in Windows Boot Loader allows an authorized attacker to bypass a security Missing cryptographic step in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.

CVE-2023-28226 [MEDIUM] CWE-347 CVE-2023-28226: Windows Enroll Engine Security Feature Bypass Vulnerability Windows Enroll Engine Security Feature Bypass Vulnerability

CVE-2026-45655 [MEDIUM] CWE-693 CVE-2026-45655: Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a securi Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2023-35377 [MEDIUM] CWE-20 CVE-2023-35377: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2023-35376 [MEDIUM] CWE-20 CVE-2023-35376: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2026-24297 [MEDIUM] CWE-362 CVE-2026-24297: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kerberos allows an unauthorized attacker to bypass a security feature over a network.

CVE-2023-36909 [MEDIUM] CWE-191 CVE-2023-36909: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2023-28266 [MEDIUM] CWE-126 CVE-2023-28266: Windows Common Log File System Driver Information Disclosure Vulnerability Windows Common Log File System Driver Information Disclosure Vulnerability