CVE-2026-83837

HighCVSS 7.8/10Last modified Oct 27, 2026

Description

Improper access control in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-441

Affected software

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 27, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-838388.0Integer underflow (wrap or wraparound) in Windows Bluetooth A2DP driver allows an authorized attacker to elevate privileges over an adjacentCVE-2026-838397.0Time-of-check time-of-use (toctou) race condition in Windows Hyper-V allows an authorized attacker to elevate privileges locally.CVE-2026-83845.3In Eclipse Jetty, an HTTP URI of this form: /public;/../admin/secret.txt results in an unresolved path of: /public/../admiCVE-2026-838407.8Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.CVE-2026-838417.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker CVE-2026-838427.0Double free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.CVE-2026-838437.5Out-of-bounds read in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.CVE-2026-838447.0Out-of-bounds read in Windows Paint allows an unauthorized attacker to execute code locally.CVE-2026-838458.4Improper privilege management in Windows Internet (wininet.dll) allows an authorized attacker to perform spoofing locally.CVE-2026-838467.0Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.CVE-2026-838477.8Heap-based buffer overflow in Microsoft Account allows an authorized attacker to elevate privileges locally.CVE-2026-838487.8Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83837: High severity, CVSS 7.8 | Vulnix