Vulnerability Database

323,358

Total vulnerabilities in the database

CVE-2026-2447

Heap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.

  • Published: Feb 16, 2026
  • Updated: Feb 18, 2026
  • CVE: CVE-2026-2447
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.8
  • AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
mozilla / firefox - 115.32.1
mozilla / firefox - 147.0.4
mozilla / firefox 116.0 140.7.1
mozilla / thunderbird - 140.7.2
mozilla / thunderbird 141.0 147.0.2