High WID-SEC-2026-3045 2 CVEs

TeamViewer Clients: Mehrere Schwachstellen ermöglichen Ausführen von beliebigem Programmcode

Published Aug 26, 2026 · Updated Aug 26, 2026 · de-DE

Vendor: TeamViewer Product: TeamViewer Platform: Linux Platform: macOS Platform: Windows

Summary

Ein Angreifer kann mehrere Schwachstellen in TeamViewer ausnutzen, um beliebigen Programmcode mit Benutzerrechten auszuführen.

Product

TeamViewer ist eine Fernzugriffs- und Fernsteuerungssoftware, die die Wartung von Computern und anderen Geräten ermöglicht.

Vulnerabilities 2

High 8.8

CVE-2026-19042

Command Injection in TeamViewer Desktop Client for Linux through Chat Link Handling

A command injection vulnerability in TeamViewer Full Client and Host for Linux prior to version 15.81.5 allows a remote attacker to execute arbitrary commands in the context of the current user via a specially crafted URL sent through the out-of-session chat …

TeamViewer Full Client Host

Aug 26, 2026
High 7.5

CVE-2026-16444 Public exploit

Improper Validation of File Paths in TeamViewer Desktop Clients

Improper neutralization of path traversal sequences in TeamViewer Desktop Clients prior Version 15.81.5 allows an authenticated remote session participant to write files to unintended locations on the local file system via file transfer or virtual file clipbo…

TeamViewer Full Client, Host, QuickSupport (v13 for macOS) Full Client, Host, QuickSupport & Portable Full Client, Host, QuickSupport (v14 for Windows) Linux Windows macOS

Aug 26, 2026

Revision history

2026-08-26 #1
Initiale Fassung

References

TeamViewer Security Bulletin TV-2026-1008 vom 2026-08-25
https://www.teamviewer.com/en-us/resources/trust-center/security-bulletins/tv-2026-1008/
TeamViewer Security Bulletin TV-2026-1009 vom 2026-08-25
https://www.teamviewer.com/en-us/resources/trust-center/security-bulletins/tv-2026-1009/