Microsoft Windows 11 26H1 vulnerabilities

CVE-2026-70017 [MEDIUM] CWE-843 CVE-2026-70017: Access of resource using incompatible type ('type confusion') in Windows Secure Kernel Mode allows a Access of resource using incompatible type ('type confusion') in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.

CVE-2026-70090 [MEDIUM] CWE-908 CVE-2026-70090: Use of uninitialized resource in Windows Netlogon allows an authorized attacker to disclose informat Use of uninitialized resource in Windows Netlogon allows an authorized attacker to disclose information locally.

CVE-2026-83755 [MEDIUM] CWE-908 CVE-2026-83755: Use of uninitialized resource in Windows Win32K allows an authorized attacker to disclose informatio Use of uninitialized resource in Windows Win32K allows an authorized attacker to disclose information locally.

CVE-2026-70284 [MEDIUM] CWE-908 CVE-2026-70284: Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to dis Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-70293 [MEDIUM] CWE-908 CVE-2026-70293: Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to dis Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-102187 [MEDIUM] CWE-908 CVE-2026-102187: Use of uninitialized resource in Windows Kernel allows an authorized attacker to disclose informatio Use of uninitialized resource in Windows Kernel 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-2026-49177 [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-2026-83714 [MEDIUM] CWE-908 CVE-2026-83714: Use of uninitialized resource in Windows HTTP.sys allows an authorized attacker to disclose informat Use of uninitialized resource in Windows HTTP.sys allows an authorized attacker to disclose information locally.

CVE-2026-96925 [MEDIUM] CWE-191 CVE-2026-96925: Integer underflow (wrap or wraparound) in Windows NTFS allows an authorized attacker to disclose inf Integer underflow (wrap or wraparound) in Windows NTFS allows an authorized attacker to disclose information locally.

CVE-2026-83794 [MEDIUM] CWE-125 CVE-2026-83794: Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose i Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.

CVE-2026-69794 [MEDIUM] CWE-126 CVE-2026-69794: Buffer over-read in Windows Encrypting File System (EFS) allows an authorized attacker to disclose i Buffer over-read in Windows Encrypting File System (EFS) allows an authorized attacker to disclose information locally.

CVE-2026-68851 [MEDIUM] CWE-126 CVE-2026-68851: Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally. Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.

CVE-2026-61347 [MEDIUM] CWE-126 CVE-2026-61347: Buffer over-read in Windows Event Logging Service allows an authorized attacker to disclose informat Buffer over-read in Windows Event Logging Service allows an authorized attacker to disclose information locally.

CVE-2026-62746 [MEDIUM] CWE-126 CVE-2026-62746: Buffer over-read in Windows Win32K allows an authorized attacker to disclose information locally. Buffer over-read in Windows Win32K allows an authorized attacker to disclose information locally.

CVE-2026-62793 [MEDIUM] CWE-126 CVE-2026-62793: Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally. Buffer over-read in Windows NTFS 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-2026-50381 [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-2026-50341 [MEDIUM] CWE-126 CVE-2026-50341: Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally. Buffer over-read in Windows NTFS allows an authorized attacker to disclose information 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.