# CVE-2025-64990: A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…

Source: https://junglewise.ai/threats/cve-2025-64990-a-command-injection-vulnerability-was-discovered-in-teamviewer  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-12-11  
License: CC BY 4.0 with a link back

CVE-2025-64990 · Severity: medium · CVSS 6.8 · Published 2025-12-11

A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.

Technologies: [Teamviewer Digital Employee Experience](https://junglewise.ai/threats/technologies/digital-employee-experience). Vendors: [Teamviewer](https://junglewise.ai/threats/vendors/teamviewer).

## Quick answers

**Is CVE-2025-64990 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-64990 being exploited in the wild.

**How severe is CVE-2025-64990?** Medium severity, with a CVSS score of 6.8, published 11 December 2025.

**Which products and versions are affected?** Teamviewer Digital Employee Experience. The advisory does not name versions.

**Is there a fix for CVE-2025-64990?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-64990?** Check whether you run Teamviewer Digital Employee Experience. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Teamviewer Digital Employee Experience

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