CVE Database

146895+ vulnerabilities with CVSS scores, EPSS exploit predictions, and CISA KEV status. Updated daily.

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CVE-2026-83691
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83690
7.8 HIGH

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83689
7.0 HIGH

Use after free in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83688
8.8 HIGH

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Oct 13, 2026
CVE-2026-83687
7.0 HIGH

Use after free in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83686
5.5 MEDIUM

Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

Oct 13, 2026
CVE-2026-83685
6.5 MEDIUM

Buffer over-read in Windows IKE Extension allows an authorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83683
6.5 MEDIUM

Absolute path traversal in Windows Encrypting File System (EFS) allows an authorized attacker to disclose information over a network.

Oct 13, 2026
CVE-2026-83682
7.0 HIGH

Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83681
5.5 MEDIUM

Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.

Oct 13, 2026
CVE-2026-83680
7.0 HIGH

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

Oct 13, 2026
CVE-2026-83679
7.8 HIGH

Use after free in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83678
7.8 HIGH

Heap-based buffer overflow in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83677
7.5 HIGH

Missing release of memory after effective lifetime in Windows DHCP Client allows an unauthorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83676
7.0 HIGH

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

Oct 13, 2026
CVE-2026-83675
7.0 HIGH

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83674
8.1 HIGH

Weak authentication in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

Oct 13, 2026
CVE-2026-83672
4.7 MEDIUM

Exposure of sensitive system information to an unauthorized control sphere in Windows Installer allows an authorized attacker to disclose information locally.

Oct 13, 2026
CVE-2026-83671
6.5 MEDIUM

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

Oct 13, 2026
CVE-2026-83670
7.5 HIGH

Out-of-bounds read in Function Discovery Service (fdwsd.dll) allows an unauthorized attacker to disclose information over a network.

Oct 13, 2026
CVE-2026-83669
7.8 HIGH

Use of uninitialized resource in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83668
5.5 MEDIUM

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

Oct 13, 2026
CVE-2026-83667
6.5 MEDIUM

Out-of-bounds read in Active Directory Domain Services allows an authorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83666
7.0 HIGH

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.

Oct 13, 2026
CVE-2026-83665
7.5 HIGH

Null pointer dereference in Windows DHCP Server allows an unauthorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83664
5.5 MEDIUM

Access of resource using incompatible type ('type confusion') in Windows Portable Device File System Driver allows an authorized attacker to disclose information locally.

Oct 13, 2026
CVE-2026-83659
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83658
5.5 MEDIUM

Improper access control in Windows Error Reporting allows an authorized attacker to disclose information locally.

Oct 13, 2026
CVE-2026-83657
5.5 MEDIUM

Weak authentication in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.

Oct 13, 2026
CVE-2026-83656
4.7 MEDIUM

Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.

Oct 13, 2026
CVE-2026-83655
7.5 HIGH

Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83654
7.8 HIGH

Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83652
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83651
6.5 MEDIUM

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

Oct 13, 2026
CVE-2026-83650
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83649
6.5 MEDIUM

Out-of-bounds read in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83648
6.5 MEDIUM

Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83647
7.5 HIGH

Out-of-bounds read in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83646
4.8 MEDIUM

Url redirection to untrusted site ('open redirect') in Active Directory Federation Services (AD FS) allows an authorized attacker to perform spoofing over a network.

Oct 13, 2026
CVE-2026-83645
7.5 HIGH

Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.

Oct 13, 2026
CVE-2026-83644
7.0 HIGH

Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83643
8.8 HIGH

Stack-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.

Oct 13, 2026
CVE-2026-83642
8.8 HIGH

Access of resource using incompatible type ('type confusion') in DNS Server allows an unauthorized attacker to execute code over a network.

Oct 13, 2026
CVE-2026-83641
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83640
7.8 HIGH

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

Oct 13, 2026
CVE-2026-83639
7.8 HIGH

Heap-based buffer overflow in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83638
7.8 HIGH

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

Oct 13, 2026
CVE-2026-83637
7.8 HIGH

Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

Oct 13, 2026
CVE-2026-83636
6.5 MEDIUM

Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.

Oct 13, 2026
CVE-2026-83635
7.5 HIGH

Out-of-bounds read in DNS Server allows an unauthorized attacker to deny service over a network.

Oct 13, 2026

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