CVE-2026-19042
Command Injection in TeamViewer Desktop Client for Linux through Chat Link Handling
- State
- Published
- Severity
- 8.8 High
- Published
- Aug 26, 2026
- Updated
- Aug 26, 2026
- Reserved
- Aug 6, 2026
Description
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 feature. Exploitation requires user interaction by clicking the malicious link.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | TV |
Weaknesses
- CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')
Affected Products
| Product | Versions |
|---|---|
Full ClientTeamViewer |
|
HostTeamViewer |
|
References
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