MediaTek MiracastService Privilege Escalation (CVE-2026-20516)
CVE-2026-20516 Published on September 7, 2026

In MiracastService, there is a possible escalation of privilege due to a confused deputy. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11060069 / DTV04881615; Issue ID: MSV-7882.

NVD

Vulnerability Analysis

CVE-2026-20516 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

Improper Export of Android Application Components

The Android application exports a component for use by other applications, but does not properly restrict which applications can launch the component or access the data it contains.


Affected Versions

MediaTek, Inc. MediaTek chipset: