CVE-2025-64986

A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-DevicesListeningOnAPort instruction prior V21. 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.

CVSS 3.1

7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-25)

CWEs

CWE-77, CWE-20

Published

2025-12-11

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• teamviewer:digital_employee_experience

References

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

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