CVE-2019-20865

HIGH

Mattermost Server < 4.10.10, 5.9.2, 5.10.2, 5.11.1 - Cross-Site Request Forgery

Title source: llm
STIX 2.1

Description

An issue was discovered in Mattermost Server before 5.12.0, 5.11.1, 5.10.2, 5.9.2, and 4.10.10. The login page allows CSRF.

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 5.12.0 rc1 (6 CPE variants)
mattermost/mattermost_server < 4.10.10
Published Jun 19, 2020
Tracked Since Feb 18, 2026