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

Quick assessment

Affected
TeamViewer Full Client
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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

CVSS 8.8 · High
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I. Basic Information for CVE-2026-92370

Vulnerability Information

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Vulnerability Title
Remote Session Access Control Bypass Leading to Remote Code Execution
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TeamViewer Full Client 15.0 ~ 15.82 -
TeamViewer Host 15.0 ~ 15.82 -

II. Public POCs for CVE-2026-92370

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III. Intelligence Information for CVE-2026-92370

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Other References for CVE-2026-92370 (1)

Same Patch Batch · TeamViewer · 2026-09-29 · 5 CVEs total

CVE-2026-19743 7.8 HIGH Improper Limitation of a Pathname to a Restricted Directory (Path Traversal) in TeamViewer
CVE-2026-92368 7.8 HIGH Heap-Based Buffer Overflow in TeamViewer Session Recording Playback Leads to Remote Code E
CVE-2026-92369 7.3 HIGH Time-of-check Time-of-use (TOCTOU) Race Condition in TeamViewer Windows Installer Rollback
CVE-2026-92371 7.0 HIGH Local Privilege Escalation via Improper Link Resolution in Cloud Session Recording

IV. Related Vulnerabilities

Same product: Full Client
Same vendor: TeamViewer
Same weakness: CWE-284

V. Comments for CVE-2026-92370

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