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 cause normally encrypted UDP traffic to be sent in cleartext. This can result in disclosure of sensitive information.
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 cause normally encrypted UDP traffic to be sent in cleartext. This can result in disclosure of sensitive information.
Title Transmission of Unencrypted Data in Content Distribution Service
Weaknesses CWE-319
References
Metrics cvssV3_1

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


cve-icon MITRE

Status: PUBLISHED

Assigner: TV

Published: 2026-01-29T08:43:43.799Z

Updated: 2026-01-29T16:53:10.746Z

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

Link: CVE-2026-23564

cve-icon Vulnrichment

Updated: 2026-01-29T15:57:09.145Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-29T09:16:03.950

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

Link: CVE-2026-23564

cve-icon Redhat

No data.