CVE-2025-27571 - Vulnerability Details - OpenCVE

Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to check the "Allow Users to View Archived Channels" configuration when fetching channel metadata of a post from archived channels, which allows authenticated users to access such information when a channel is archived.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

References

Link	Providers
https://mattermost.com/security-updates

History

Wed, 16 Apr 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 16 Apr 2025 08:00:00 +0000

Type	Values Removed	Values Added
Description		Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to check the "Allow Users to View Archived Channels" configuration when fetching channel metadata of a post from archived channels, which allows authenticated users to access such information when a channel is archived.
Title		Channel metadata visible in archived channels despite configuration setting
Weaknesses		CWE-863
References		https://mattermost.com/security-updates
Metrics		cvssV3_1 `{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2025-04-16T07:45:58.802Z

Updated: 2025-04-16T14:34:19.313Z

Reserved: 2025-04-08T07:50:19.660Z

Link: CVE-2025-27571

Vulnrichment

Updated: 2025-04-16T14:22:56.742Z

NVD

Status : Awaiting Analysis

Published: 2025-04-16T08:15:14.353

Modified: 2025-04-16T13:25:37.340

Link: CVE-2025-27571

Redhat

No data.

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