Microsoft Windows Server 2016 vulnerabilities

CVE-2026-42989 High · 7.8 CWE-59 Jun 9, 2026

Winlogon Elevation of Privilege Vulnerability

Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.

CVE-2026-42987 High · 8.1 CWE-416 Jun 9, 2026

Windows Deployment Services (WDS) Remote Code Execution

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

CVE-2026-42986 High · 7.8 CWE-416 Jun 9, 2026

Microsoft Graphics Component Elevation of Privilege Vulnerability

Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2026-42985 High · 8.8 CWE-787 Jun 9, 2026

Remote Desktop Client Remote Code Execution Vulnerability

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-42980 High · 7.8 CWE-122 Jun 9, 2026

NT OS Kernel Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-42973 Medium · 5.5 CWE-200 Jun 9, 2026

Windows Push Notification Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-42972 Medium · 5.5 CWE-200 Jun 9, 2026

Windows Hyper-V Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally.

CVE-2026-42971 Medium · 5.5 CWE-200 Jun 9, 2026

Windows Push Notification Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-42970 Medium · 5.5 CWE-200 Jun 9, 2026

Windows Push Notification Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-42969 Medium · 5.5 CWE-908 Jun 9, 2026

Windows Push Notification Information Disclosure Vulnerability

Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-42968 Medium · 5.5 CWE-125 Jun 9, 2026

Windows Telephony Server Information Disclosure Vulnerability

Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.

CVE-2026-42916 High · 7.8 CWE-190 Jun 9, 2026

NT OS Kernel Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-42914 Medium · 5.3 CWE-125 Jun 9, 2026

Windows Kerberos Denial of Service Vulnerability

Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.

CVE-2026-42912 High · 7.0 CWE-362 Jun 9, 2026

Windows Telephony Service Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

CVE-2026-42911 High · 7.0 CWE-416 Jun 9, 2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-42909 High · 7.5 CWE-787 Jun 9, 2026

Remote Desktop Client Remote Code Execution Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-42908 High · 7.5 CWE-125 Jun 9, 2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-42905 High · 7.8 CWE-416 Jun 9, 2026

Windows DWM Core Library Elevation of Privilege Vulnerability

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-42903 Medium · 6.5 CWE-476 Jun 9, 2026

Windows Kerberos Denial of Service Vulnerability

Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network.

CVE-2026-42836 High · 7.0 CWE-362 Jun 9, 2026

Windows Function Discovery Service (fdwsd.dll) Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

CVE-2026-41108 High · 7.0 CWE-122 Jun 9, 2026

Windows DNS Client Elevation of Privilege Vulnerability

Heap-based buffer overflow in Microsoft Windows DNS allows an authorized attacker to elevate privileges locally.

CVE-2026-41092 High · 7.8 CWE-284 Jun 9, 2026

Microsoft Kinect Elevation of Privilege Vulnerability

Improper access control in Microsoft Kinect allows an authorized attacker to elevate privileges locally.

CVE-2026-40409 High · 7.8 CWE-197 Jun 9, 2026

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-40404 High · 7.8 CWE-122 Jun 9, 2026

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-34335 High · 7.0 CWE-416 Jun 9, 2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.