Microsoft Windows 10 Version 21H2 vulnerabilities

CVE-2026-50294 [MEDIUM] CWE-497 CVE-2026-50294: Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an unauthorized attacker to disclose information locally.

CVE-2022-35797 [MEDIUM] CVE-2022-35797: Windows Hello Security Feature Bypass Vulnerability Windows Hello Security Feature Bypass Vulnerability

CVE-2025-32722 [MEDIUM] CWE-284 CVE-2025-32722: Improper access control in Windows Storage Port Driver allows an authorized attacker to disclose inf Improper access control in Windows Storage Port Driver allows an authorized attacker to disclose information locally.

CVE-2026-25180 [MEDIUM] CWE-125 CVE-2026-25180: Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose infor Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.

CVE-2026-20827 [MEDIUM] CWE-200 CVE-2026-20827: Exposure of sensitive information to an unauthorized actor in Tablet Windows User Interface (TWINUI) Exposure of sensitive information to an unauthorized actor in Tablet Windows User Interface (TWINUI) Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-25186 [MEDIUM] CWE-200 CVE-2026-25186: Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure ( Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to disclose information locally.

CVE-2025-54101 [MEDIUM] CWE-416 CVE-2025-54101: Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network. Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network.

CVE-2025-47160 [MEDIUM] CWE-693 CVE-2025-47160: Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security f Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.

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-2026-20806 [MEDIUM] CWE-843 CVE-2026-20806: Access of resource using incompatible type ('type confusion') in Windows COM allows an authorized at Access of resource using incompatible type ('type confusion') in Windows COM allows an authorized attacker to disclose information locally.

CVE-2026-49180 [MEDIUM] CWE-59 CVE-2026-49180: 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-2026-50383 [MEDIUM] CWE-126 CVE-2026-50383: Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose infor Buffer over-read in Windows Print Spooler Components 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-2026-49177 [MEDIUM] CWE-125 CVE-2026-49177: Out-of-bounds read in Windows TCP/IP allows an authorized attacker to disclose information locally. Out-of-bounds read in Windows TCP/IP 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-2026-50381 [MEDIUM] CWE-843 CVE-2026-50381: Access of resource using incompatible type ('type confusion') in Composite Image File System Driver Access of resource using incompatible type ('type confusion') in Composite Image File System Driver allows an authorized attacker to disclose information locally.

CVE-2026-50495 [MEDIUM] CWE-284 CVE-2026-50495: Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering locally.

CVE-2026-58614 [MEDIUM] CWE-125 CVE-2026-58614: Out-of-bounds read in Windows Kernel allows an authorized attacker to bypass a security feature loca Out-of-bounds read in Windows Kernel allows an authorized attacker to bypass a security feature locally.

CVE-2026-58545 [MEDIUM] CWE-284 CVE-2026-58545: Improper access control in Windows Kernel allows an authorized attacker to bypass a security feature Improper access control in Windows Kernel allows an authorized attacker to bypass a security feature locally.