Mattermost versions 10.7.x <= 10.7.0, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to properly enforce access controls for guest users accessing channel member information, allowing authenticated guest users to view metadata about members of public channels via the channel members API endpoint.
References
History

Wed, 15 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Mattermost mattermost Server
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Vendors & Products Mattermost mattermost Server

Fri, 30 May 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 30 May 2025 14:45:00 +0000

Type Values Removed Values Added
Description Mattermost versions 10.7.x <= 10.7.0, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to properly enforce access controls for guest users accessing channel member information, allowing authenticated guest users to view metadata about members of public channels via the channel members API endpoint.
Title Improper Access Control in Mattermost Channel Member API
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 3.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2025-06-12T17:07:00.539Z

Reserved: 2025-02-28T17:40:40.314Z

Link: CVE-2025-1792

cve-icon Vulnrichment

Updated: 2025-05-30T14:46:15.900Z

cve-icon NVD

Status : Analyzed

Published: 2025-05-30T15:15:40.553

Modified: 2025-10-15T14:15:03.010

Link: CVE-2025-1792

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-06-23T19:32:00Z