CVE-2025-44016

HIGH

TeamViewer DEX Client < 25.11 - Arbitrary Code Execution via File Integrity Validation Bypass

Title source: llm
STIX 2.1

Description

A vulnerability in TeamViewer DEX Client (former 1E client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to bypass file integrity validation via a crafted request. By providing a valid hash for a malicious file, an attacker can cause the service to incorrectly validate and process the file as trusted, enabling arbitrary code execution under the Nomad Branch service context.

Scores

CVSS v3 8.8
EPSS 0.0030
EPSS Percentile 21.4%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-20
Status published
Products (1)
teamviewer/digital_employee_experience < 25.11
Published Dec 11, 2025
Tracked Since Feb 18, 2026