CVE-2019-20873

MEDIUM

Mattermost Server <5.9.0-4.10.8 - Info Disclosure

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 attackers to obtain sensitive information during user activation/deactivation.

References (1)

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

Scores

CVSS v3 6.5
EPSS 0.0033
EPSS Percentile 55.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

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