CVE-2023-21480: Samsung Android

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch privileged activities.

Affected products

• Samsung Android: version 11.0 only; version 12.0 only; version 13.0 only

Published 2025-09-03. Last modified 2026-06-17.