CVE-2026-4684 in Firefox

Tóm tắt

Bởi MITRE • 24/03/2026

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

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• chịu trách nhiệm: Mozilla
• Đặt trước: 24/03/2026
• Tiết lộ: 24/03/2026
• Kiểm duyệt: được chấp nhận
• mục: VDB-352732
• CPE: sẵn sàng
• CWE: CWE-416 (Đã xác nhận)
• CVSS: 7.5 (CISA-ADP)
• EPSS: 0.00016
• KEV: không
• Các hoạt động: rất thấp
• ngành: Lawfirm, Education, ...

Nguồn

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-4684
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-4684
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-4684/