CVE-2026-20470
Received Received - Intake

Information Disclosure in MediaTek Telephony Component

Publication date: 2026-08-03

Last updated on: 2026-08-03

Assigner: MediaTek, Inc.

Description
In Telephony, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11086431; Issue ID: MSV-8189.

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Meta Information

Published
2026-08-03
Last Modified
2026-08-03
Generated
2026-08-03
AI Q&A
2026-08-03
EPSS Evaluated
N/A
NVD
CVE-2026-20470
EUVD
EUVD-2026-52074

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
mediatek telephony *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-926 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.

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Executive Summary

This vulnerability in Telephony is due to a missing permission check, which could allow local information disclosure without needing extra execution privileges or user interaction.

Impact Analysis

An attacker could exploit this to access sensitive local information on your device without needing special permissions or your interaction.

Compliance Impact

The vulnerability allows local information disclosure without user interaction or additional privileges, which could lead to unauthorized access to sensitive data. This may impact compliance with regulations like GDPR (data protection) and HIPAA (health information privacy) by increasing the risk of data breaches.

Mitigation Strategies

Apply the patch identified as ALPS11086431 to address the missing permission check in Telephony. Ensure the patch is deployed across all affected systems to prevent local information disclosure.

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