CVE-2026-23564 — Transmission of Unencrypted Data in Content Distribution Service

CVE-2026-23564

Transmission of Unencrypted Data in Content Distribution Service PUBLISHED

Description (CNA)

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 (CNA)

Vendor / product	Versions
TeamViewer / DEX	affected 0 before 26.1

CWE

CWE-319

References

https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1001/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.