CVE-2022-38474

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-22 · updated 2026-08-19
Weakness: CWE-668

Description

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 products

Mozilla Firefox for Android: before 104.0 — fixed in 104.0

How to fix

Upgrade to a fixed version: Mozilla Firefox for Android 104.0. Check the vendor advisory for mitigations.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1719511
https://www.mozilla.org/security/advisories/mfsa2022-33/
https://bugzilla.mozilla.org/show_bug.cgi?id=1719511
https://www.mozilla.org/security/advisories/mfsa2022-33/

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