CVE-2019-20889

MEDIUM

Mattermost Server < 4.10.5, 5.5.2, 5.6.3, 5.7 - Incorrect Default Permissions for User-Access Token Creation

Title source: llm
STIX 2.1

Description

An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It mishandles permissions for user-access token creation.

References (1)

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

Scores

CVSS v3 5.3
EPSS 0.0015
EPSS Percentile 34.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Details

CWE
CWE-276
Status published
Products (2)
mattermost/mattermost_server 5.7.0 rc1 (6 CPE variants)
mattermost/mattermost_server 4.10.0 - 4.10.5
Published Jun 19, 2020
Tracked Since Feb 18, 2026