CVE-2025-66002: Local users can perform arbitrary unmounts via smb4k mount helper due to lack of input validation

Published Dec 10, 2025
·
Updated

An Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability allows local users ton perform arbitrary unmounts via smb4k mount helper

Affected Software

1 affected component
smb4k

Event History

Jan 8, 2026
CVE Published
via MITRE·02:25 PM
Data Sourced
via MITRE·02:25 PM
DescriptionWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2025-66002?

CVE-2025-66002 is rated as high severity due to its ability to allow arbitrary unmount operations by local users.

2

How do I fix CVE-2025-66002?

To fix CVE-2025-66002, update to the latest version of smb4k that addresses this vulnerability.

3

Who is affected by CVE-2025-66002?

Local users of smb4k are affected by CVE-2025-66002, which allows potential command execution through argument injection.

4

What kind of vulnerability is CVE-2025-66002?

CVE-2025-66002 is an Improper Neutralization of Argument Delimiters in a Command vulnerability, commonly referred to as argument injection.

5

Is there a workaround for CVE-2025-66002?

As of now, the recommended action is to update smb4k, as specific workarounds may not be effective against this vulnerability.

Contact

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