Incorrect Authorization

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Incorrect Authorization in the SessionHasPermissionToChannel function, even when the "Allow users to view archived channels" System Console settin...

Mattermost Incorrect Authorization vulnerability

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-2564

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-2564 Unauthorized View Access to Archived Channel Member Info

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-2564 Unauthorized View Access to Archived Channel Member Info

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-2564 Unauthorized View Access to Archived Channel Member Info

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-2564

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

Incorrect Authorization

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Incorrect Authorization in the SessionHasPermissionToChannel function, even when the "Allow users to view archived channels" System Console settin...

Mattermost Incorrect Authorization vulnerability

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...

CVE-2025-27571 Channel metadata visible in archived channels despite configuration setting

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...

CVE-2025-27571 Channel metadata visible in archived channels despite configuration setting

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...

CVE-2025-27571

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...

CVE-2025-27571 Channel metadata visible in archived channels despite configuration setting

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...

CVE-2025-27571

CVE-2025-27571 affects Mattermost Server versions 9.11.x <= 9.11.9, 10.4.x <= 10.4.3, and 10.5.x

Mattermost 安全漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. Mattermost suffers from an information disclosure vulnerability that can be exploited by an attacker to obtain sensitive information in archived channels...

PT-2025-16792

Name of the Vulnerable Software and Affected Versions Mattermost versions 10.5.x through 10.5.1 Mattermost versions 10.4.x through 10.4.3 Mattermost versions 9.11.x through 9.11.9 Description The issue is related to the improper enforcement of the 'Allow users to view/update archived channels'...

PT-2025-16566

Name of the Vulnerable Software and Affected Versions Mattermost versions 9.11.x through 9.11.9 Mattermost versions 10.4.x through 10.4.3 Mattermost versions 10.5.x through 10.5.1 Description The issue arises from the failure to check the "Allow Users to View Archived Channels" configuration when...

CVE-2025-2564: Incorrect Authorization

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to properly enforce the 'Allow users to view/update archived channels' System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled...

CVE-2025-27571: Incorrect Authorization

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...

PeerTube 安全漏洞

PeerTube is a decentralized video sharing service platform open-sourced by Chocobozzz. It is used for producing video projects. PeerTube suffers from a security vulnerability that stems from a lack of permission validation, which could lead to adding playlists to other users' channels...