CVE-2026-20535
Received Received - Intake

Privilege Escalation in AIDL Due to Missing Permission Check

Publication date: 2026-10-05

Last updated on: 2026-10-05

Assigner: MediaTek, Inc.

Description
In aidl, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11185216; Issue ID: MSV-9039.

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Meta Information

Published
2026-10-05
Last Modified
2026-10-05
Generated
2026-10-05
AI Q&A
2026-10-05
EPSS Evaluated
N/A
NVD
CVE-2026-20535
EUVD
EUVD-2026-92188

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
mediatek aidl to ALPS11185216 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This vulnerability in aidl allows a local attacker with System privilege to escalate their privileges further. It occurs due to a missing permission check, enabling unauthorized actions without user interaction.

Impact Analysis

If exploited, this vulnerability could allow an attacker to gain higher privileges on your device, potentially accessing sensitive data or performing unauthorized actions. It requires the attacker to already have System privilege.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves a missing permission check in aidl leading to potential privilege escalation, but no details are given about data exposure or regulatory implications.

Mitigation Strategies

Apply the patch identified as ALPS11185216 to address the missing permission check in aidl. Ensure the System privilege is properly restricted to prevent local escalation of privilege.

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