CVE-2020-14459

Published: Jun 19, 2020Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

An issue was discovered in Mattermost Server before 5.19.0. Attackers can rename a channel and cause a collision with a direct message, aka MMSA-2020-0002.

Affected (1)

Products: Mattermost: Mattermost Server

Mattermost

1 product

Mattermost Server

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mattermost Mattermost Server	Before 5.19.0

Related CWEs

CWE-20

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (2)

https://mattermost.com/security-updates/

Source: cve@mitre.org

Vendor Advisory

https://mattermost.com/security-updates/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.