Microsoft Windows 11 Version 26H1 vulnerabilities

CVE-2026-50409 [MEDIUM] CWE-200 CVE-2026-50409: Exposure of sensitive information to an unauthorized actor in Windows Overlay Filter allows an autho Exposure of sensitive information to an unauthorized actor in Windows Overlay Filter allows an authorized attacker to disclose information locally.

CVE-2026-50389 [MEDIUM] CWE-200 CVE-2026-50389: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-50430 [MEDIUM] CWE-200 CVE-2026-50430: Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an a Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-50442 [MEDIUM] CWE-200 CVE-2026-50442: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-56184 [MEDIUM] CWE-200 CVE-2026-56184: Exposure of sensitive information to an unauthorized actor in Windows Win32K allows an authorized at Exposure of sensitive information to an unauthorized actor in Windows Win32K allows an authorized attacker to disclose information locally.

CVE-2026-50473 [MEDIUM] CWE-200 CVE-2026-50473: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-50456 [MEDIUM] CWE-200 CVE-2026-50456: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-41087 [MEDIUM] CWE-200 CVE-2026-41087: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an author Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-83885 [MEDIUM] CWE-326 CVE-2026-83885: Inadequate encryption strength in Windows Virtualization-Based Security (VBS) Enclave allows an auth Inadequate encryption strength in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to perform spoofing locally.

CVE-2026-83747 [MEDIUM] CWE-125 CVE-2026-83747: Out-of-bounds read in Windows Error Reporting allows an authorized attacker to disclose information Out-of-bounds read in Windows Error Reporting allows an authorized attacker to disclose information locally.

CVE-2026-42972 [MEDIUM] CWE-200 CVE-2026-42972: Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized a Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally.

CVE-2026-42971 [MEDIUM] CWE-200 CVE-2026-42971: Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an a Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-85857 [MEDIUM] CWE-532 CVE-2026-85857: Insertion of sensitive information into log file in Windows Kernel-Mode Drivers allows an authorized Insertion of sensitive information into log file in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.

CVE-2026-70348 [MEDIUM] CWE-59 CVE-2026-70348: Improper link resolution before file access ('link following') in Windows Management Services allows Improper link resolution before file access ('link following') in Windows Management Services allows an authorized attacker to deny service locally.

CVE-2026-32085 [MEDIUM] CWE-200 CVE-2026-32085: Exposure of sensitive information to an unauthorized actor in Windows Remote Procedure Call allows a Exposure of sensitive information to an unauthorized actor in Windows Remote Procedure Call allows an authorized attacker to disclose information locally.

CVE-2026-70141 [MEDIUM] CWE-125 CVE-2026-70141: Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose i Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

CVE-2026-103567 [MEDIUM] CWE-126 CVE-2026-103567: Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose inf Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose information locally.

CVE-2026-83849 [MEDIUM] CWE-125 CVE-2026-83849: Out-of-bounds read in Windows Hello allows an authorized attacker to disclose information locally. Out-of-bounds read in Windows Hello allows an authorized attacker to disclose information locally.

CVE-2026-96910 [MEDIUM] CWE-822 CVE-2026-96910: Untrusted pointer dereference in Microsoft Windows Search Component allows an authorized attacker to Untrusted pointer dereference in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

CVE-2026-96930 [MEDIUM] CWE-125 CVE-2026-96930: Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized a Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to disclose information locally.