---
id: CVE-2026-105725
title: >-
  Use after free in Windows Security App allows an authorized attacker to
  elevate privileges locally.
summary: >-
  Use after free in Windows Security App allows an authorized attacker to
  elevate privileges locally.
severity: high
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-416
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T22:17:29.673'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105725'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105725'
    label: secure@microsoft.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-13T19:43:28.919Z'
vendor: Microsoft
product: Windows Security App
affected:
  - windows_security_app >= 1000.0.0.0 < 1000.27840.1000.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-13T21:11:27.676304Z'
epss: 0.00279
epssPercentile: 0.20525
---

## Overview

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

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.