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.
History

Fri, 30 Jan 2026 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Teamviewer
Teamviewer dex
Vendors & Products Teamviewer
Teamviewer dex

Thu, 29 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 29 Jan 2026 09:00:00 +0000

Type Values Removed Values Added
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.
Title Log Injection in Content Distribution Service UDP Handler
Weaknesses CWE-20
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: TV

Published: 2026-01-29T08:46:02.075Z

Updated: 2026-01-29T16:44:19.585Z

Reserved: 2026-01-14T13:54:40.322Z

Link: CVE-2026-23566

cve-icon Vulnrichment

Updated: 2026-01-29T15:56:49.011Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-29T09:16:04.217

Modified: 2026-01-29T16:31:00.867

Link: CVE-2026-23566

cve-icon Redhat

No data.