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CVE-2023-6547

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CVE-2023-6547

Published: Dec 12, 2023

Modified: May 12, 2025

PUBLISHED

CVSS v3.1

3.7

LOW

Description

Mattermost fails to validate team membership when a user attempts to access a playbook, allowing a user with permissions to a playbook but no permissions to the team the playbook is on to access and modify the playbook. This can happen if the user was once a member of the team, got permissions to the playbook and was then removed from the team. 

VendorProductVersions

Mattermost

Mattermost

affected
0 - <= 8.1.5
affected
0 - <= 9.2.1
unaffected
8.1.6
unaffected
9.2.2

Weaknesses (CWE)

CWE-284

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

References

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