CVE-2019-20875

MEDIUM

Mattermost Server < 5.9.0, < 5.8.1, < 5.7.3, < 4.10.8 - Improper Authentication via Password Reset

Title source: llm
STIX 2.1

Description

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows a password reset to proceed while an e-mail address is being changed.

References (1)

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

Scores

CVSS v3 5.3
EPSS 0.0019
EPSS Percentile 41.2%
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-287
Status published
Products (2)
mattermost/mattermost_server 5.9.0 rc1 (4 CPE variants)
mattermost/mattermost_server < 4.10.8
Published Jun 19, 2020
Tracked Since Feb 18, 2026