CVE-2026-83791

HighCVSS 7.8/10Last modified Oct 28, 2026

Description

Improper authorization in Windows Virtual Input 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-283

Affected software

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 28, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-837927.8Incorrect authorization in Windows Device Install Service allows an authorized attacker to elevate privileges locally.CVE-2026-837937.0Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevaCVE-2026-837945.5Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.CVE-2026-837957.5Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.CVE-2026-837967.8Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.CVE-2026-837978.8Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.CVE-2026-837985.5Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.CVE-2026-83806.5The Frontend File Manager Plugin WordPress plugin through 23.6 does not properly verify ownership of every targeted post before permanent deCVE-2026-838015.4Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.37 and 3.1.8, a user with extras.add_relationship or extCVE-2026-838037.7Sentry is an error tracking and performance monitoring tool. From 23.11.0 until 26.7.0, Sentry instances with the relocation feature enabledCVE-2026-838056.4Nautobot is a Network Source of Truth and Network Automation Platform. From 3.0.0 until 3.1.8, the generic ApprovalWorkflowStageResponse creCVE-2026-83815.4A broken access control vulnerability exists in the TeamViewer DEX Platform (On‑Premises) prior version 9.2. Certain backend API endpoints d
CVE-2026-83791: High severity, CVSS 7.8 | Vulnix