CVE-2026-3847

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Memory safety bugs present in Firefox 148.0.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148.0.2.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119 CWE-416

Affected software

No affected versions have been published.

Timeline

Published: Mar 10, 2026
Last modified: Jun 17, 2026
NVD status: Modified

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