---
title: "CVE-2026-92374: TeamViewer Full Client and Host - Privilege Escalation"
description: "TeamViewer Full Client and Host < 15.83 for macOS contain a TOCTOU race condition and improper symbolic link handling in the privileged helper, letting local low-privilege attackers bypass installer verification and escalate privileges to root."
url: https://panop.io/threat-heartbeat/CVE-2026-92374/
---

# CVE-2026-92374 TeamViewer Full Client and Host - Privilege Escalation

TeamViewer Full Client and Host < 15.83 for macOS contain a TOCTOU race condition and improper symbolic link handling in the privileged helper, letting local low-privilege attackers bypass installer verification and escalate privileges to root.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.09% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-92374)

## Details

Type

Privilege Escalation

Impact

Privilege Escalation

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

27 October 2026

Updated

29 October 2026

Weakness

[CWE-367](https://cwe.mitre.org/data/definitions/367.html)

## Vendor fix

Update to version 15.83 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-92374](https://nvd.nist.gov/vuln/detail/CVE-2026-92374)
- [https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1011/](https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1011/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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