---
id: CVE-2022-38474
title: >-
  A website that had permission to access the microphone could record audio
  without the audio notification being shown
summary: >-
  A website that had permission to access the microphone could record audio
  without the audio notification being shown. This bug does not allow the
  attacker to bypass the permission prompt - it only affects the notification
  shown once perm…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-668
  - CWE-668
vendor: mozilla
product: firefox_mobile
affected:
  - firefox_mobile < 104.0
patched:
  - firefox_mobile 104.0
published: '2022-12-22'
updated: '2026-08-19'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-38474'
references:
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=1719511'
    label: security@mozilla.org
  - url: 'https://www.mozilla.org/security/advisories/mfsa2022-33/'
    label: security@mozilla.org
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=1719511'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.mozilla.org/security/advisories/mfsa2022-33/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00394
epssPercentile: 0.33461
ingestedAt: '2026-08-19T15:41:15.336Z'
---

## Overview

A website that had permission to access the microphone could record audio without the audio notification being shown. This bug does not allow the attacker to bypass the permission prompt - it only affects the notification shown once permission has been granted.<br />*This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 104.

## Affected

- `firefox_mobile < 104.0`

## Remediation

Upgrade past the affected range:

- `firefox_mobile 104.0`