CVE-2025-64987

A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-CheckSimpleIoC instruction. 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.

Score

CVSS 3.1 7.2 High

Status

Analyzed - psirt@teamviewer.com

Published

2025-12-11

Last modified

2026-10-08

Weaknesses

CWE-20, CWE-77

Affected products

• Dex (Teamviewer)
• Digital Employee Experience (Teamviewer)

References

• https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1006/