CVE Intelligence

Microsoft vulnerabilities

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Published CVEs affecting Microsoft products: 5234 record(s), with severity, exploitation and fixes.

Exploited only (KEV) →

CVE-2026-83675 High · 7.0 CWE-416 Oct 13, 2026
Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-83674 High · 8.1 CWE-1390 Oct 13, 2026
Active Directory Federation Services (AD FS) Spoofing Vulnerability
Weak authentication in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-83672 Medium · 4.7 CWE-497 Oct 13, 2026
Windows Installer Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows Installer allows an authorized attacker to disclose information locally.
CVE-2026-83671 Medium · 6.5 CWE-125 Oct 13, 2026
Windows Hyper-V Information Disclosure Vulnerability
Out-of-bounds read in Windows Hyper-V allows an authorized attacker to disclose information locally.
CVE-2026-83670 High · 7.5 CWE-125 Oct 13, 2026
Function Discovery Service (fdwsd.dll) Information Disclosure Vulnerability
Out-of-bounds read in Function Discovery Service (fdwsd.dll) allows an unauthorized attacker to disclose information over a network.
CVE-2026-83669 High · 7.8 CWE-908 Oct 13, 2026
Windows Error Reporting Elevation of Privilege Vulnerability
Use of uninitialized resource in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83668 Medium · 5.5 CWE-125 Oct 13, 2026
Windows WLAN Service Information Disclosure Vulnerability
Out-of-bounds read in Windows WLAN Service allows an authorized attacker to disclose information locally.
CVE-2026-83667 Medium · 6.5 CWE-125 Oct 13, 2026
Windows Active Directory Domain Services Denial of Service Vulnerability
Out-of-bounds read in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-83666 High · 7.0 CWE-362 Oct 13, 2026
Active Directory Certificate Services (AD CS) Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges locally.
CVE-2026-83665 High · 7.5 CWE-476 Oct 13, 2026
Windows DHCP Server Denial of Service Vulnerability
Null pointer dereference in Windows DHCP Server allows an unauthorized attacker to deny service over a network.
CVE-2026-83664 Medium · 5.5 CWE-843 Oct 13, 2026
Windows Portable Device File System Driver Information Disclosure Vulnerability
Access of resource using incompatible type ('type confusion') in Windows Portable Device File System Driver allows an authorized attacker to disclose information locally.
CVE-2026-83659 High · 7.8 CWE-59 Oct 13, 2026
Windows User Profile Service Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Windows User Profile Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83658 Medium · 5.5 CWE-862 Oct 13, 2026
Windows Error Reporting Information Disclosure Vulnerability
Improper access control in Windows Error Reporting allows an authorized attacker to disclose information locally.
CVE-2026-83657 Medium · 5.5 CWE-1390 Oct 13, 2026
Windows Modern Device Management (MDM) Tampering Vulnerability
Weak authentication in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
CVE-2026-83656 Medium · 4.7 CWE-306 Oct 13, 2026
Windows Modern Device Management (MDM) Tampering Vulnerability
Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
CVE-2026-83655 High · 7.5 CWE-125 Oct 13, 2026
Network Policy Server (NPS) Denial of Service Vulnerability
Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service over a network.
CVE-2026-83654 High · 7.8 CWE-306 Oct 13, 2026
Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability
Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
CVE-2026-83652 High · 7.8 CWE-122 Oct 13, 2026
Windows NTFS Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
CVE-2026-83651 Medium · 6.5 CWE-125 Oct 13, 2026
Windows GDI Information Disclosure Vulnerability
Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information over a network.
CVE-2026-83650 High · 7.8 CWE-122 Oct 13, 2026
Windows Media Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Media allows an authorized attacker to elevate privileges locally.
CVE-2026-83649 Medium · 6.5 CWE-125 Oct 13, 2026
Windows Local Security Authority Subsystem Service (LSASS) Denial of Service Vulnerability
Out-of-bounds read in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.
CVE-2026-83648 Medium · 6.5 CWE-476 Oct 13, 2026
Windows Active Directory Domain Services Denial of Service Vulnerability
Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-83647 High · 7.5 CWE-125 Oct 13, 2026
Windows Active Directory Domain Services Denial of Service Vulnerability
Out-of-bounds read in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.
CVE-2026-83646 Medium · 4.8 CWE-601 Oct 13, 2026
Active Directory Federation Services (AD FS) Spoofing Vulnerability
Url redirection to untrusted site ('open redirect') in Active Directory Federation Services (AD FS) allows an authorized attacker to perform spoofing over a network.
CVE-2026-83645 High · 7.5 CWE-770 Oct 13, 2026
Active Directory Federation Services (AD FS) Denial of Service Vulnerability
Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.