CVE-2025-66002

Local users can perform arbitrary unmounts via smb4k mount helper due to lack of input validation

State: Published
Severity: 6.9 Medium
Published: Jan 8, 2026
Updated: Jan 8, 2026
Reserved: Nov 19, 2025

Description

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

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N	suse

Weaknesses

CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Affected Products

Product	Versions
smb4khttps://github.com/KDE/	? to before 4.0.5Affected

References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-66002
https://security.opensuse.org/2025/12/10/smb4k-major-issues-in-kauth-helper.html

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