CVE-2023-2786

MEDIUM

Mattermost 7.1.0-7.1.8 - Unauthenticated Missing Authorization via Channel Commands

Title source: llm

Description

Mattermost fails to properly check the permissions when executing commands allowing a member with no permissions to post a message in a channel to actually post it by executing channel commands.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 4.3

EPSS 0.0010

EPSS Percentile 27.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-862

Status published

Products (2)

mattermost/mattermost 7.10.0

mattermost/mattermost 7.1.0 - 7.1.9

Published Jun 16, 2023

Tracked Since Feb 18, 2026