TeamViewer Host
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By the Year
In 2026 there have been 0 vulnerabilities in TeamViewer Host. Last year, in 2025 Host had 1 security vulnerability published. Right now, Host is on track to have less security vulnerabilities in 2026 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 0 | 0.00 |
| 2025 | 1 | 4.70 |
It may take a day or so for new Host vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent TeamViewer Host Security Vulnerabilities
TeamViewer 15.70: Symb. Link Escalation via Update Path Spoofing
CVE-2025-41421
4.7 - Medium
- October 01, 2025
Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows in versions prior to 15.70 of TeamViewer Remote and Tensor allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.
insecure temporary file
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