Vulnerability DatabaseCVE-2025-66003
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CVE-2025-66003
January 08, 2026
In smb4k before 4.0.5, local users can perform a local root exploit via the smb4k mount helper if they can access and control the contents of a Samba network share.
Affected Packages
https://invent.kde.org/network/smb4k.git (SCM_GIT):
Affected version(s) >=1.2.3 <4.0.5
Fix Suggestion:
Update to version 4.0.5
Related Resources (3)
https://security-tracker.debian.org/tracker/CVE-2025-66003
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-66003
https://security.opensuse.org/2025/12/10/smb4k-major-issues-in-kauth-helper.html
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CVSS v4
Base Score:
7.3
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
External Control of File Name or Path
CWE-73
EPSS
Base Score:
0.02