What is CVE-2025-44016?

CVE-2025-44016 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2025-12-11.

How severe is CVE-2025-44016?

High severity. CVSS v3 base score is 8.8 out of 10.

Improper input validation in Microsoft Windows

CVE-2025-44016

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…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.003 (21.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Windows
Teamviewer Dex — versions 0
Teamviewer Digital_employee_experience

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

psirt@teamviewer.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-44016?: CVE-2025-44016 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2025-12-11.
How severe is CVE-2025-44016?: High severity. CVSS v3 base score is 8.8 out of 10.