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CVE-2026-21004

MEDIUM CVSS 4.0: 6.9 EPSS 0.03%
Updated Mar 31, 2026
Improper
Parameter Value
CVSS 6.9 (MEDIUM)
Affected Versions before 3.7.69.15
Fixed In 3.7.69.15
Type CWE-287 (Improper Authentication)
Vendor Improper
Public PoC No

Improper authentication in Smart Switch prior to version 3.7.69.15 allows adjacent attackers to trigger a denial of service.

Attack Parameters

Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
Passive
Minimal interaction

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Samsung Smart_Switch
cpe:2.3:a:samsung:smart_switch:*:*:*:*:*:*:*:*
3.7.69.15