Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

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Fixes

Solution

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Workaround

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History

Sat, 28 Feb 2026 00:15:00 +0000


Wed, 25 Feb 2026 15:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

Wed, 25 Feb 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Mozilla thunderbird
Vendors & Products Mozilla
Mozilla firefox
Mozilla thunderbird

Tue, 24 Feb 2026 18:00:00 +0000

Type Values Removed Values Added
Description Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148. Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148 and Thunderbird < 148.
References

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

Type Values Removed Values Added
Weaknesses CWE-362
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/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 Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148.
Title Race condition in the JavaScript: GC component
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-02-24T17:30:44.158Z

Reserved: 2026-02-19T15:06:56.714Z

Link: CVE-2026-2802

cve-icon Vulnrichment

Updated: 2026-02-24T15:56:54.199Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-24T14:16:28.703

Modified: 2026-02-25T15:38:54.867

Link: CVE-2026-2802

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-02-24T13:33:30Z

Links: CVE-2026-2802 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-02-25T11:39:09Z

Weaknesses