CVE-2019-20846

HIGH

Mattermost Server <5.18.0 - Info Disclosure

Title source: llm
STIX 2.1

Description

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

References (1)

Core 1
Core References
Vendor Advisory x_refsource_confirm
https://mattermost.com/security-updates/

Scores

CVSS v3 7.5
EPSS 0.0021
EPSS Percentile 43.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-281
Status published
Products (1)
mattermost/mattermost_server < 5.18.0
Published Jun 19, 2020
Tracked Since Feb 18, 2026