Kaspersky ID:
KLA91042
Дата обнаружения:
12/05/2026
Обновлено:
12/09/2026

Описание

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

  1. Denial of service vulnerability in the JavaScript Engine: JIT component can be exploited remotely to cause denial of service.
  2. JIT miscompilation in the JavaScript Engine: JIT component
  3. A remote code execution vulnerability in the JavaScript: WebAssembly component can be exploited remotely to execute arbitrary code.
  4. Denial of service vulnerability in the JavaScript Engine component can be exploited remotely to cause denial of service.
  5. Security vulnerability in the Profile Backup component can be exploited to bypass security restrictions.

Первичный источник обнаружения

Эксплуатация

Public exploits exist for this vulnerability.

Связанные продукты

Список CVE

  • CVE-2026-8388
    critical
  • CVE-2026-8389
    critical
  • CVE-2026-8390
    critical
  • CVE-2026-8391
    critical
  • CVE-2026-8401
    critical

Смотрите также

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