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.
Metrics
Affected Vendors & Products
References
Link | Providers |
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https://mattermost.com/security-updates |
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History
Wed, 15 Oct 2025 14:15:00 +0000
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First Time appeared |
Mattermost mattermost Server
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CPEs | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | |
Vendors & Products |
Mattermost mattermost Server
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Fri, 30 May 2025 15:15:00 +0000
Type | Values Removed | Values Added |
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Metrics |
ssvc
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Fri, 30 May 2025 14:45:00 +0000
Type | Values Removed | Values Added |
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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 |
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Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2025-06-12T17:07:00.539Z
Reserved: 2025-02-28T17:40:40.314Z
Link: CVE-2025-1792

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

Status : Analyzed
Published: 2025-05-30T15:15:40.553
Modified: 2025-10-15T14:15:03.010
Link: CVE-2025-1792

No data.

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