---
id: CVE-2026-20513
title: >-
  In Audio HAL, there is a possible information disclosure due to improper input
  validation
summary: >-
  In Audio HAL, there is a possible information disclosure due to improper input
  validation. This could lead to local information disclosure if a malicious
  actor has already obtained the System privilege. User interaction is not
  needed for…
severity: medium
cvss: 4.4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-35
published: '2026-09-07'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T18:37:41.047'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-20513'
references:
  - url: 'https://www.mediatek.com/product-security-bulletin/September-2026'
    label: security@mediatek.com
tags:
  - nvd
epss: 0.00178
epssPercentile: 0.06538
ingestedAt: '2026-09-07T12:10:16.246Z'
---

## Overview

In Audio HAL, there is a possible information disclosure due to improper input validation. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11087533; Issue ID: MSV-8245.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.