Multiple vulnerabilities in Mozilla Firefox ESR

Descripción

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

Below is a complete list of vulnerabilities:

1. Use after free vulnerability can be exploited to cause denial of service or execute arbitrary code.
2. An elevation of privilege vulnerability in Netmonitor can be exploited remotely to gain privileges.
3. Memory safety vulnerability can be exploited to execute arbitrary code.
4. Security vulnerability in Networking can be exploited to bypass security restrictions.
5. Use after free vulnerability in JavaScript Engine can be exploited to cause denial of service or execute arbitrary code.
6. Use after free vulnerability in DOM: Window and Location can be exploited to cause denial of service or execute arbitrary code.
7. Use after free vulnerability in DOM: Bindings (WebIDL) and Location can be exploited to cause denial of service or execute arbitrary code.
8. Heap buffer overflow vulnerability in JavaScript: Standard Library can be exploited to cause denial of service.
9. Information disclosure vulnerability in JIT can be exploited to obtain sensitive information.
10. Heap buffer overflow vulnerability can be exploited to cause denial of service.
11. Security vulnerability can be exploited to bypass security restrictions.
12. An elevation of privilege vulnerability can be exploited remotely to gain privileges.

Notas informativas originales

• MFSA2026-14

• MFSA2026-15

Explotación

Public exploits exist for this vulnerability.

Productos relacionados

• Mozilla-Firefox-ESR

Lista CVE

• CVE-2026-2757
  critical
• CVE-2026-2758
  critical
• CVE-2026-2759
  critical
• CVE-2026-2760
  critical
• CVE-2026-2761
  critical
• CVE-2026-2762
  critical
• CVE-2026-2763
  critical
• CVE-2026-2764
  critical
• CVE-2026-2765
  critical
• CVE-2026-2766
  critical
• CVE-2026-2767
  critical
• CVE-2026-2768
  critical
• CVE-2026-2769
  critical
• CVE-2026-2770
  critical
• CVE-2026-2771
  critical
• CVE-2026-2772
  critical
• CVE-2026-2773
  critical
• CVE-2026-2774
  critical
• CVE-2026-2775
  critical
• CVE-2026-2776
  critical
• CVE-2026-2777
  critical
• CVE-2026-2778
  critical
• CVE-2026-2779
  critical
• CVE-2026-2780
  critical
• CVE-2026-2781
  critical
• CVE-2026-2782
  critical
• CVE-2026-2783
  critical
• CVE-2026-2784
  critical
• CVE-2026-2785
  critical
• CVE-2026-2786
  critical
• CVE-2026-2787
  critical
• CVE-2026-2788
  critical
• CVE-2026-2789
  critical
• CVE-2026-2790
  critical
• CVE-2026-2791
  critical
• CVE-2026-2792
  critical
• CVE-2026-2793
  critical

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