What is CVE-2026-92370?

CVE-2026-92370 is a high-severity vulnerability in Teamviewer Full Client, classified under Improper Access Control. CVSS score: 8.8/10. Published 2026-09-29.

How severe is CVE-2026-92370?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Teamviewer Full Client

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.

Published 2026-09-29 · last modified 2026-09-29.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1010/ (vendor-advisory)

Frequently asked questions

What is CVE-2026-92370?: CVE-2026-92370 is a high-severity vulnerability in Teamviewer Full Client, classified under Improper Access Control. CVSS score: 8.8/10. Published 2026-09-29.
How severe is CVE-2026-92370?: High severity. CVSS v3 base score is 8.8 out of 10.