CVE-2026-23566: TeamViewer Digital Employee Experience

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• TeamViewer Digital Employee Experience: before 26.1 (fixed in 26.1)

Published 2026-01-29. Last modified 2026-06-17.