CVE-2026-21004: Samsung Smart Switch

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

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

Affected products

• Samsung Smart Switch: before 3.7.69.15 (fixed in 3.7.69.15)

Published 2026-03-16. Last modified 2026-06-17.