CVE-2018-18503

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

When JavaScript is used to create and manipulate an audio buffer, a potentially exploitable crash may occur because of a compartment mismatch in some situations. This vulnerability affects Firefox < 65.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Feb 5, 2019
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2018-18503: High severity, CVSS 8.8 | Vulnix