Microsoft Windows 11 Version 26H2 vulnerabilities

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-2026-83870 [MEDIUM] CWE-125 CVE-2026-83870: Out-of-bounds read in Windows Aggregated Data Platform Service allows an authorized attacker to disc Out-of-bounds read in Windows Aggregated Data Platform Service 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-2026-69971 [MEDIUM] CWE-863 CVE-2026-69971: Incorrect authorization in Windows Kernel-Mode Drivers allows an authorized attacker to disclose inf Incorrect authorization in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.

CVE-2026-85794 [MEDIUM] CWE-125 CVE-2026-85794: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information locally.

CVE-2026-96921 [MEDIUM] CWE-843 CVE-2026-96921: Access of resource using incompatible type ('type confusion') in Windows Message Queuing Queue Manag Access of resource using incompatible type ('type confusion') in Windows Message Queuing Queue Manager allows an authorized attacker to disclose information locally.

CVE-2026-96851 [MEDIUM] CWE-126 CVE-2026-96851: Buffer over-read in Windows Management Instrumentation allows an authorized attacker to disclose inf Buffer over-read in Windows Management Instrumentation allows an authorized attacker to disclose information locally.

CVE-2026-87698 [MEDIUM] CWE-125 CVE-2026-87698: Out-of-bounds read in Windows Remote Access Service Infrastructure allows an authorized attacker to Out-of-bounds read in Windows Remote Access Service Infrastructure allows an authorized attacker to disclose information locally.

CVE-2026-97790 [MEDIUM] CWE-59 CVE-2026-97790: Improper link resolution before file access ('link following') in Windows Container Isolation FS Fil Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering locally.

CVE-2026-96935 [MEDIUM] CWE-497 CVE-2026-96935: Exposure of sensitive system information to an unauthorized control sphere in Windows NTFS allows an Exposure of sensitive system information to an unauthorized control sphere in Windows NTFS allows an authorized attacker to disclose information locally.

CVE-2026-70288 [MEDIUM] CWE-367 CVE-2026-70288: Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an author Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-69905 [MEDIUM] CWE-862 CVE-2026-69905: Missing authorization in Windows AppX Deployment Service allows an authorized attacker to perform ta Missing authorization in Windows AppX Deployment Service allows an authorized attacker to perform tampering locally.

CVE-2026-95904 [MEDIUM] CWE-126 CVE-2026-95904: 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-2026-88158 [MEDIUM] CWE-125 CVE-2026-88158: Out-of-bounds read in Microsoft Digest Authentication allows an authorized attacker to disclose info Out-of-bounds read in Microsoft Digest Authentication allows an authorized attacker to disclose information locally.

CVE-2026-96315 [MEDIUM] CWE-862 CVE-2026-96315: Missing authorization in Windows Overlay Filter allows an authorized attacker to perform tampering l Missing authorization in Windows Overlay Filter allows an authorized attacker to perform tampering locally.

CVE-2026-83656 [MEDIUM] CWE-306 CVE-2026-83656: Missing authentication for critical function in Windows Modern Device Management (MDM) allows an aut Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.

CVE-2026-83636 [MEDIUM] CWE-476 CVE-2026-83636: Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally. Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.

CVE-2026-70248 [MEDIUM] CWE-476 CVE-2026-70248: Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally. Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.

CVE-2026-70277 [MEDIUM] CWE-125 CVE-2026-70277: Out-of-bounds read in Windows Fast FAT Driver allows an unauthorized attacker to disclose informatio Out-of-bounds read in Windows Fast FAT Driver allows an unauthorized attacker to disclose information locally.

CVE-2026-96865 [MEDIUM] CWE-497 CVE-2026-96865: Exposure of sensitive system information to an unauthorized control sphere in Windows Secure Kernel Exposure of sensitive system information to an unauthorized control sphere in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.