[ CVE-2026-21121 · Published 12 Oct 2026 ]

Vulnerability in Samsung Mobile Devices

CVSS 6.9 EPSS <1%2 agency advisoriesNo fix listed yet

[ Description ]Official description

Improper handling of insufficient permission in CmcCore prior to SMR Oct-2026 Release 1 allows local attackers to use the privileged APIs.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories