---
id: "CVE-2026-105528"
page: "https://infrastack.ai/live/CVE-2026-105528"
kind: "vulnerability"
aliases: ["CVE-2026-105528"]
title: "Windows Desktop Window Manager: heap overflow lets a local user gain higher privileges"
severity: "high"
cvss: 7.8
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: [{"name": "Desktop Window Manager", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["desktop-window-manager", "infrastructure", "multi-user-systems", "windows"]
not_affected_if: ["no-local-accounts-untrusted"]
published_at: "2026-11-10T19:17:52+00:00"
first_seen_at: "2026-11-10T19:24:18+00:00"
updated_at: "2026-11-10T19:42:37+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-105528", "first_seen_at": "2026-11-10T19:24:18+00:00"}]
exploit_sources: []
---

# Windows Desktop Window Manager: heap overflow lets a local user gain higher privileges

Link for people: https://infrastack.ai/live/CVE-2026-105528 (this .md is for agents)

Desktop Window Manager, the Windows component that composes application windows, has a heap-based buffer overflow. A signed-in attacker with an account on the machine can use it to elevate their privileges.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Desktop Window Manager affected range not listed fixed no fixed version listed

## How to check

- Check the Windows build and update level with `winver` and compare it against the Microsoft security update for CVE-2026-105528 (unknown: the sources do not list affected builds)
- Check whether the machine is patched via Windows Update history (unknown: the sources do not say which update fixes it)

## Timeline

- 2026-11-10T19:24:18+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-105528

## From the sources

Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

---

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