Multiple vulnerabilities in Mozilla Firefox

Description

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Information disclosure vulnerability in the Audio/Video component can be exploited to obtain sensitive information.
2. A remote code execution vulnerability in Firefox ESR 115 can be exploited remotely to execute arbitrary code.
3. A remote code execution vulnerability in Firefox ESR 140 can be exploited remotely to execute arbitrary code.
4. A remote code execution vulnerability in Firefox 150 can be exploited remotely to execute arbitrary code.

Original advisories

• MFSA2026-35

Exploitation

Related products

• Mozilla-Firefox

CVE list

• CVE-2026-7320
  critical
• CVE-2026-7322
  high
• CVE-2026-7323
  high
• CVE-2026-7324
  high

Read more

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