CVE-2026-21100: Samsung Android

High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days.

Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.

Affected products

• Samsung Android: version 14.0 only; version 15.0 only; version 16.0 only; version 17.0 only

Published 2026-09-09. Last modified 2026-09-10.