CVE-2026-20470 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00154.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Mediatek, Inc.	Mediatek Chipset

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products
Mediatek, Inc.	Mediatek Chipset

References

Link	Providers
https://www.mediatek.com/product-security-bulletin/August-2026

History

Mon, 03 Aug 2026 21:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 03 Aug 2026 03:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mediatek, Inc. Mediatek, Inc. mediatek Chipset
Vendors & Products		Mediatek, Inc. Mediatek, Inc. mediatek Chipset

Mon, 03 Aug 2026 02:45:00 +0000

Type	Values Removed	Values Added
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.
Weaknesses		CWE-926
References		https://www.mediatek.com/product-security-bulletin/August-2026

MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-08-03T02:05:47.253Z

Updated: 2026-08-03T19:41:08.738Z

Reserved: 2025-11-03T01:30:59.015Z

Link: CVE-2026-20470

Vulnrichment

Updated: 2026-08-03T19:41:03.539Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-03T03:30:12Z

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