Vulnerability Database

319,897

Total vulnerabilities in the database

CVE-2026-0892

Memory safety bugs present in Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 147 and Thunderbird < 147.

  • Published: Jan 13, 2026
  • Updated: Jan 16, 2026
  • CVE: CVE-2026-0892
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
mozilla / firefox - 147.0
mozilla / thunderbird - 147.0