Name: CVE-2018-21255: Incorrect Permission Assignment for Critical Resource
Creator: Rapid7
Published: 2020-06-19T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-21255, CWE-732, CVSS 4.3, EPSS 0.00581

An issue was discovered in Mattermost Server before 5.1. Non-members of a channel could use the Channel PATCH API to modify that channel.

CVSS Details

CVSS 3.1 Base Score: 4.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)

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CVSS Details

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