CVE-2026-21030 PUBLISHED

Assigner: SamsungMobile
Reserved: 11.12.2025 Published: 05.06.2026 Updated: 05.06.2026

Improper access control in MediaTek Audio HAL prior to SMR Jun-2026 Release 1 allows local attackers to trigger privileged functions.

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H
CVSS Score: 6.4

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	None	Confidentiality	High
Attack Complexity	Low	Integrity	Low	Integrity	High
Attack Requirements	None	Availability	Low	Availability	High
Privileges Required	None
User Interaction	None

CVSS 4.0

Vendor	Samsung Mobile
Product	Samsung Mobile Devices
Versions	Default: affected unaffected from SMR Jun-2026 Release in Android 14, 15, 16 to * (excl.)