Multiple vulnerabilities in Mozilla Firefox ESR

Description

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. Incorrect boundary conditions vulnerability in the Graphics component can be exploited to cause denial of service.
2. Privilege escalation vulnerability in the DOM can be exploited remotely to gain privileges.
3. JIT miscompilation vulnerability in the JavaScript Engine can be exploited to cause denial of service.
4. Same-origin policy bypass vulnerability in the Request Handling component can be exploited to bypass security restrictions.

Original advisories

• MFSA2025-93

Related products

• Mozilla-Firefox-ESR

CVE list

• CVE-2025-14322
  critical
• CVE-2025-14323
  critical
• CVE-2025-14324
  unknown
• CVE-2025-14331
  high

Read more

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