Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148.
History

Tue, 24 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 24 Feb 2026 14:00:00 +0000

Type Values Removed Values Added
Description Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148.
Title Use-after-free in the JavaScript: WebAssembly component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-02-24T17:30:44.942Z

Reserved: 2026-02-19T15:07:01.585Z

Link: CVE-2026-2804

cve-icon Vulnrichment

Updated: 2026-02-24T15:55:59.764Z

cve-icon NVD

Status : Received

Published: 2026-02-24T14:16:28.917

Modified: 2026-02-24T17:29:04.910

Link: CVE-2026-2804

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.