Unspecified Vulnerability in Mattermost Confluence Plugin (CNVD-2025-21453)

Mattermost Confluence Plugin is a plugin from Mattermost USA. Mattermost Confluence Plugin contains a security vulnerability that can be exploited by attackers to cause unauthorized channel subscriptions...

CVE-2025-8285

Mattermost Confluence Plugin version 1.5.0 fails to check the access of the user to the channel which allows attackers to create channel subscription without proper access to the channel via API call to the create channel subscription endpoint...

CVE-2025-44004

Mattermost Confluence Plugin version 1.5.0 fails to check the authorization of the user to the Mattermost instance which allows attackers to create a channel subscription without proper authorization via API call to the create channel subscription endpoint...

CVE-2025-8285

Mattermost Confluence Plugin has a Missing Authorization vulnerability in versions

CVE-2025-53910

The CVE concerns Mattermost Confluence Plugin prior to 1.5.0, where API calls to edit channel subscriptions do not properly verify user access to the channel. This enables creation of a channel subscription without proper channel access. No exploitation details or fixes are provided in the connec...

PT-2025-32579 · Mattermost · Mattermost Confluence Plugin

Name of the Vulnerable Software and Affected Versions: Mattermost Confluence Plugin versions prior to 1.5.0 Description: The Mattermost Confluence Plugin does not verify user access to a channel, enabling attackers to create channel subscriptions without authorization through an API call to the...

PT-2025-32571 · WordPress · Mattermost Confluence Plugin

Name of the Vulnerable Software and Affected Versions: Mattermost Confluence Plugin versions prior to 1.5.0 Description: The Mattermost Confluence Plugin does not verify user authorization to the Mattermost instance, enabling attackers to create channel subscriptions without proper authorization...

PT-2025-32584 · Mattermost · Mattermost Confluence Plugin

Name of the Vulnerable Software and Affected Versions: Mattermost Confluence Plugin versions prior to 1.5.0 Description: The Mattermost Confluence Plugin does not verify user access to a channel, allowing attackers to create channel subscriptions without proper authorization via an API call to th...