CVE-2026-92370

HIGHCVSS 8.8/10

Last modified

CVE-2026-92370 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
TeamViewerFull Client>= 15.0, < 15.82; >= 15.64.0 (Legacy Windows 7 & 8), < 15.64.8 (Legacy Windows 7 & 8); >= 14.7.0 (Windows), < 14.7.48855 (Windows); >= 13.2.0 (Windows), < 13.2.36230 (Windows); >= 14.7.0 (Linux), < 14.7.48855 (Linux); >= 13.2.0 (Linux), < 13.2.153995 (Linux); >= 14.7.0 (MacOS), < 14.7.48855 (MacOS); >= 13.2.0 (MacOS), < 13.2.153994 (MacOS)
TeamViewerHost>= 15.0, < 15.82; >= 15.64.0 (Legacy Windows 7 & 8), < 15.64.8 (Legacy Windows 7 & 8); >= 14.7.0 (Windows), < 14.7.48855 (Windows); >= 13.2.0 (Windows), < 13.2.36230 (Windows); >= 14.7.0 (Linux), < 14.7.48855 (Linux); >= 13.2.0 (Linux), < 13.2.153995 (Linux); >= 14.7.0 (MacOS), < 14.7.48855 (MacOS); >= 13.2.0 (MacOS), < 13.2.153994 (MacOS)

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-92370?
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.
How severe is CVE-2026-92370?
CVE-2026-92370 has a CVSS score of 8.8/10 (HIGH severity).
How do I fix CVE-2026-92370?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST