PT-2020-8462 · Mattermost · Mattermost Server

CVE-2017-18916

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Published

2020-06-19

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Updated

2026-07-30

CVSS v4.0

6.9

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 3.8.2 Mattermost Server versions prior to 3.7.5 Mattermost Server versions prior to 3.6.7
Description: The issue concerns API endpoint access control not honoring an integration permission restriction.
Recommendations: For versions prior to 3.8.2, update to version 3.8.2 or later. For versions prior to 3.7.5, update to version 3.7.5 or later. For versions prior to 3.6.7, update to version 3.6.7 or later.

Fix

DoS

Incorrect Permission

Improper Access Control

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Weakness Enumeration

Related Identifiers

CVE-2017-18916
GHSA-X33G-375J-JHF7
GO-2026-4467
OPENSUSE-SU-2026:21483-1
SUSE-SU-2026:0757-1

Affected Products

Mattermost Server