Multiple vulnerabilities in Mozilla Firefox

Description

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

Below is a complete list of vulnerabilities:

1. Inappropriate implementation vulnerability in Web Authentication can be exploited to cause denial of service.
2. Security UI vulnerability can be exploited to spoof user interface or bypass security restrictions.
3. Security UI vulnerability in cursor only for Android can be exploited to spoof user interface.
4. Security vulnerability can be exploited to bypass security restrictions.
5. Memory safety vulnerability can be exploited to execute arbitrary code.

Original advisories

• MFSA2025-14

Related products

• Mozilla-Firefox

CVE list

• CVE-2024-9956
  critical
• CVE-2025-1939
  warning
• CVE-2025-1940
  high
• CVE-2025-1941
  critical
• CVE-2025-1942
  critical
• CVE-2025-1943
  critical

Read more

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