Vulnerability Database

314,373

Total vulnerabilities in the database

CVE-2020-12422

In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.

  • Published: Jul 9, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-12422
  • 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

CVSS v2:

  • Severity: High
  • Score: 7.6
  • AV:N/AC:H/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
mozilla / firefox - 78.0
opensuse / leap 15.1 15.1.x
opensuse / leap 15.2 15.2.x