Vulnerability Database

299,759

Total vulnerabilities in the database

CVE-2019-20846

An issue was discovered in Mattermost Server before 5.18.0. It has weak permissions for server-local file storage.

  • Published: Jun 19, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2019-20846
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
mattermost / mattermost_server - 5.18.0