What is CVE-2025-64989?

CVE-2025-64989 is a high-severity vulnerability in Teamviewer Dex, classified under Improper Input Validation. CVSS score: 7.2/10. Published 2025-12-11.

How severe is CVE-2025-64989?

High severity. CVSS v3 base score is 7.2 out of 10.

Improper input validation in Teamviewer Dex

CVE-2025-64989

A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-FindFileBySizeAndHash instruction prior V21.1. Improper input validation, allowing authenticated attackers…

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

EPSS: 0.010 (57.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

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-2025-64989?: CVE-2025-64989 is a high-severity vulnerability in Teamviewer Dex, classified under Improper Input Validation. CVSS score: 7.2/10. Published 2025-12-11.
How severe is CVE-2025-64989?: High severity. CVSS v3 base score is 7.2 out of 10.