---
id: "CVE-2026-112789"
page: "https://infrastack.ai/live/CVE-2026-112789"
kind: "vulnerability"
aliases: ["CVE-2026-112789"]
title: "Windows Installer: race condition lets a local user read information"
severity: "medium"
cvss: 4.7
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure", "windows", "windows-installer"]
not_affected_if: ["no-local-users"]
published_at: "2026-11-10T19:18:40+00:00"
first_seen_at: "2026-11-10T19:24:32+00:00"
updated_at: "2026-11-10T20:04:18+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112789", "first_seen_at": "2026-11-10T19:24:32+00:00"}]
exploit_sources: []
---

# Windows Installer: race condition lets a local user read information

Link for people: https://infrastack.ai/live/CVE-2026-112789 (this .md is for agents)

Windows Installer has a race condition where concurrent execution uses a shared resource without proper synchronization. An authorized local attacker can disclose information from the affected machine.

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

## Timeline

- 2026-11-10T19:24:32+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112789

## From the sources

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to disclose information locally.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_