Vulnerability Database

313,495

Total vulnerabilities in the database

CVE-2025-1942

When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into the result string This vulnerability affects Firefox < 136 and Thunderbird < 136.

  • Published: Mar 4, 2025
  • Updated: Nov 16, 2025
  • CVE: CVE-2025-1942
  • 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: