Microsoft Windows 11 23H2 vulnerabilities

CVE-2024-21339 [MEDIUM] CWE-416 CVE-2024-21339: Windows USB Generic Parent Driver Remote Code Execution Vulnerability Windows USB Generic Parent Driver Remote Code Execution Vulnerability

CVE-2025-21242 [MEDIUM] CWE-200 CVE-2025-21242: Windows Kerberos Information Disclosure Vulnerability Windows Kerberos Information Disclosure Vulnerability

CVE-2025-27735 [MEDIUM] CWE-345 CVE-2025-27735: Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclav Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

CVE-2026-83907 [MEDIUM] CWE-497 CVE-2026-83907: Exposure of sensitive system information to an unauthorized control sphere in Windows Hello allows a Exposure of sensitive system information to an unauthorized control sphere in Windows Hello allows an authorized attacker to disclose information locally.

CVE-2026-69644 [MEDIUM] CWE-497 CVE-2026-69644: Exposure of sensitive system information to an unauthorized control sphere in Windows iSCSI allows a Exposure of sensitive system information to an unauthorized control sphere in Windows iSCSI allows an authorized attacker to disclose information locally.

CVE-2026-20824 [MEDIUM] CWE-693 CVE-2026-20824: Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-32088 [MEDIUM] CWE-362 CVE-2026-32088: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Biometric Service allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2026-72980 [MEDIUM] CWE-427 CVE-2026-72980: Uncontrolled search path element in Windows Hello allows an authorized attacker to bypass a security Uncontrolled search path element in Windows Hello allows an authorized attacker to bypass a security feature locally.

CVE-2026-68831 [MEDIUM] CWE-552 CVE-2026-68831: Files or directories accessible to external parties in Windows Defender Firewall Service allows an a Files or directories accessible to external parties in Windows Defender Firewall Service allows an authorized attacker to disclose information locally.

CVE-2026-62687 [MEDIUM] CWE-59 CVE-2026-62687: Improper link resolution before file access ('link following') in Windows Backup Engine allows an au Improper link resolution before file access ('link following') in Windows Backup Engine allows an authorized attacker to disclose information locally.

CVE-2026-83507 [MEDIUM] CWE-59 CVE-2026-83507: Improper link resolution before file access ('link following') in Windows Update Orchestrator Servic Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to disclose information locally.

CVE-2026-69351 [MEDIUM] CWE-359 CVE-2026-69351: Exposure of private personal information to an unauthorized actor in Windows Universal Plug and Play Exposure of private personal information to an unauthorized actor in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to disclose information locally.

CVE-2026-83933 [MEDIUM] CWE-59 CVE-2026-83933: Improper link resolution before file access ('link following') in Windows Update Orchestrator Servic Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to disclose information locally.

CVE-2026-83565 [MEDIUM] CWE-126 CVE-2026-83565: 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-2026-70041 [MEDIUM] CWE-126 CVE-2026-70041: Buffer over-read in Windows CD-ROM Driver allows an authorized attacker to disclose information loca Buffer over-read in Windows CD-ROM Driver allows an authorized attacker to disclose information locally.

CVE-2026-69954 [MEDIUM] CWE-126 CVE-2026-69954: Buffer over-read in Windows Overlay Filter allows an authorized attacker to disclose information loc Buffer over-read in Windows Overlay Filter allows an authorized attacker to disclose information locally.

CVE-2026-85916 [MEDIUM] CWE-359 CVE-2026-85916: Exposure of private personal information to an unauthorized actor in Azure Active Directory allows a Exposure of private personal information to an unauthorized actor in Azure Active Directory allows an unauthorized attacker to disclose information locally.

CVE-2026-70234 [MEDIUM] CWE-126 CVE-2026-70234: Buffer over-read in Desktop Window Manager allows an authorized attacker to disclose information loc Buffer over-read in Desktop Window Manager allows an authorized attacker to disclose information locally.

CVE-2026-68843 [MEDIUM] CWE-416 CVE-2026-68843: Use after free in Microsoft Office Word allows an authorized attacker to disclose information locall Use after free in Microsoft Office Word allows an authorized attacker to disclose information locally.

CVE-2026-83719 [MEDIUM] CWE-126 CVE-2026-83719: Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information lo Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.