CVE-2017-18908

CRITICAL

Mattermost Server <4.0.0-3.9.2 - Info Disclosure

Title source: llm

Description

An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. A password-reset request was sometime sent to an attacker-provided e-mail address.

References (1)

[Vendor Advisory] https://mattermost.com/security-updates/

Scores

CVSS v3 9.8

EPSS 0.0041

EPSS Percentile 60.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-287

Status published

Affected Products (2)

mattermost/mattermost_server < 3.9.2

mattermost/mattermost-server < 3.9.1-rc1Go

Timeline

Published Jun 19, 2020

Tracked Since Feb 18, 2026