Vulnerability Database

317,107

Total vulnerabilities in the database

CVE-2020-3839

A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Catalina 10.15.3. An application may be able to read restricted memory.

  • Published: Feb 27, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2020-3839
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
apple / mac_os_x - 10.15.3