CVE-2026-23566
Log Injection in Content Distribution Service UDP Handler
- State
- Published
- Severity
- 6.5 Medium
- Published
- Jan 29, 2026
- Updated
- Jan 29, 2026
- Reserved
- Jan 14, 2026
Description
A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to inject, tamper with, or forge log entries in \Nomad Branch.log via crafted data sent to the UDP network handler. This can impact log integrity and nonrepudiation.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | TV |
Weaknesses
- CWE-20 Improper Input Validation
Affected Products
| Product | Versions |
|---|---|
DEXTeamViewer |
|
References
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