CVE-2026-21121

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

Score

CVSS 4.0 6.9 Medium

Status

Awaiting Analysis - mobile.security@samsung.com

Published

2026-10-12

Last modified

2026-10-16

Weaknesses

CWE-280

Affected products

• Samsung Mobile Devices (Samsung Mobile)

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10