What’s Vulnerable › Vulnerabilities
CVE-2026-23564: Transmission of Unencrypted Data in Content Distribution Service
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-01-29 · updated 2026-06-17
- Weakness: CWE-319
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.
Affected products
- TeamViewer Digital Employee Experience: before 26.1 — fixed in 26.1
How to fix
Upgrade to a fixed version: TeamViewer Digital Employee Experience 26.1. Check the vendor advisory for mitigations.
References
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