TeamViewer up to 15.81 Setting access control

Summaryinfo

A vulnerability has been found in TeamViewer up to 15.81 and classified as critical. Impacted is an unknown function of the component Setting Handler. The manipulation leads to access control. This vulnerability is traded as CVE-2026-92370. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in TeamViewer up to 15.81 and classified as critical. This issue affects an unknown part of the component Setting Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at teamviewer.com. The identification of this vulnerability is CVE-2026-92370 since 09/16/2026. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 13.2.36230, 13.2.153994, 13.2.153995, 14.7.48855 or 15.82 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• TeamViewer

Version

• 15.0
• 15.1
• 15.2
• 15.3
• 15.4
• 15.5
• 15.6
• 15.7
• 15.8
• 15.9
• 15.10
• 15.11
• 15.12
• 15.13
• 15.14
• 15.15
• 15.16
• 15.17
• 15.18
• 15.19
• 15.20
• 15.21
• 15.22
• 15.23
• 15.24
• 15.25
• 15.26
• 15.27
• 15.28
• 15.29
• 15.30
• 15.31
• 15.32
• 15.33
• 15.34
• 15.35
• 15.36
• 15.37
• 15.38
• 15.39
• 15.40
• 15.41
• 15.42
• 15.43
• 15.44
• 15.45
• 15.46
• 15.47
• 15.48
• 15.49
• 15.50
• 15.51
• 15.52
• 15.53
• 15.54
• 15.55
• 15.56
• 15.57
• 15.58
• 15.59
• 15.60
• 15.61
• 15.62
• 15.63
• 15.64
• 15.65
• 15.66
• 15.67
• 15.68
• 15.69
• 15.70
• 15.71
• 15.72
• 15.73
• 15.74
• 15.75
• 15.76
• 15.77
• 15.78
• 15.79
• 15.80
• 15.81

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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