CVE-2026-23570

MEDIUM

TeamViewer DEX Client <26.1 - Info Disclosure

Title source: llm
STIX 2.1

Description

A missing validation of a user-controlled value in the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an adjacent network attacker to tamper with log timestamps via crafted UDP Sync command. This could result in forged or nonsensical datetime prefixes and compromising log integrity and forensic correlation.

Scores

CVSS v3 6.5
EPSS 0.0007
EPSS Percentile 20.5%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (1)
teamviewer/digital_employee_experience < 26.1
Published Jan 29, 2026
Tracked Since Feb 18, 2026