Multiple vulnerabilities in Mozilla Firefox ESR

Descrição

Multiple vulnerabilities were found in Mozilla Firefox ESR. 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. Security vulnerability in the Remote Settings Client component can be exploited to bypass security restrictions.
2. Security vulnerability in the DOM: Workers component can be exploited to bypass security restrictions.
3. A remote code execution vulnerability in the DOM: Navigation component can be exploited remotely to execute arbitrary code.
4. A remote code execution vulnerability in the Audio/Video component can be exploited remotely to execute arbitrary code.
5. A remote code execution vulnerability in the DOM: Security component can be exploited remotely to execute arbitrary code.
6. A remote code execution vulnerability in the DOM: Core & HTML component can be exploited remotely to execute arbitrary code.
7. Security vulnerability in the DOM: Navigation component can be exploited to bypass security restrictions.
8. Denial of service vulnerability in the Graphics component can be exploited remotely to cause denial of service.
9. Security vulnerability can be exploited to bypass security restrictions.

Comunicados originais

• MFSA2026-84

Produtos relacionados

• Mozilla-Firefox-ESR

Lista de CVE

• CVE-2026-16365
  critical
• CVE-2026-16371
  critical
• CVE-2026-75874
  critical
• CVE-2026-84119
  critical
• CVE-2026-84120
  high
• CVE-2026-84121
  critical
• CVE-2026-84122
  high
• CVE-2026-84124
  high
• CVE-2026-84131
  critical
• CVE-2026-84143
  unknown
• CVE-2026-84145
  critical

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