CVE-2018-21248

HIGH

Mattermost Server < 5.4.0 - Insufficiently Protected Credentials

Title source: rule

Description

An issue was discovered in Mattermost Server before 5.4.0. It mishandles possession of superfluous authentication credentials.

References (1)

Scores

CVSS v3 7.5
EPSS 0.0025
EPSS Percentile 48.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

CWE
CWE-522
Status published

Affected Products (1)

mattermost/mattermost_server < 5.4.0

Timeline

Published Jun 19, 2020
Tracked Since Feb 18, 2026