CVE-2017-18903

HIGH

Mattermost Server <4.0.0-3.9.2 - CSRF

Title source: llm
STIX 2.1

Description

An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. CSRF can occur if CORS is enabled.

References (1)

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

Scores

CVSS v3 8.8
EPSS 0.0017
EPSS Percentile 37.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-352
Status published
Products (2)
mattermost/mattermost-server 0 - 3.9.2Go
mattermost/mattermost_server < 3.9.2
Published Jun 19, 2020
Tracked Since Feb 18, 2026