CVE-2026-21047: Samsung Mobile Devices

High severity, CVSS 8.3. EPSS: 0.7% chance of exploitation in the next 30 days.

Out-of-bounds write in ImsService prior to SMR Jul-2026 Release 1 allows remote attackers to potentially execute arbitrary code.

Affected products

• Samsung Mobile Samsung Mobile Devices

Published 2026-07-28. Last modified 2026-07-30.