CVE-2025-53857

Mattermost Confluence Plugin version 1.5.0 fails to check the access of the user to the channel which allows attackers to get channel subscription details without proper access to the channel via API call to the GET autocomplete/GetChannelSubscriptions endpoint...

CVE-2025-53910

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

CVE-2025-53514

Mattermost Confluence Plugin version 1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to server webhook endpoint with an invalid request body...

CVE-2025-52931

Mattermost Confluence Plugin version 1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to update channel subscription endpoint with an invalid request body...

CVE-2025-49221

Mattermost Confluence Plugin version 1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to access subscription details without via API call to GET 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-2025-48731

Mattermost Confluence Plugin version 1.5.0 fails to check the access of the user to the Confluence space which allows attackers to edit a subscription for a Confluence space the user does not have access for via edit subscription endpoint...

CVE-2025-44001

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

CVE-2025-8285

Mattermost Confluence Plugin has a Missing Authorization vulnerability in versions

CVE-2025-8285 Unauthorized Channel Subscription Creation in Mattermost Confluence Plugin

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-2025-8285 Unauthorized Channel Subscription Creation in Mattermost Confluence Plugin

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-2025-8285 Unauthorized Channel Subscription Creation in Mattermost Confluence Plugin

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-2025-54478

Summary (CVE-2025-54478): Mattermost Confluence Plugin (versions

CVE-2025-54478 Unauthenticated Channel Subscription Edit in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to edit channel subscriptions via API call to the edit channel subscription endpoint...

CVE-2025-54525 Unexpected input to Create Channel Subscription endpoint causes DoS in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to create channel subscription endpoint with an invalid request body...

CVE-2025-54478 Unauthenticated Channel Subscription Edit in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to edit channel subscriptions via API call to the edit channel subscription endpoint...

CVE-2025-54525

Mattermost Confluence Plugin (github.com/mattermost/mattermost-plugin-confluence) is affected by CVE-2025-54525. Versions older than 1.5.0 fail to properly handle an unexpected request body to the create channel subscription endpoint, which can cause the plugin to crash (DoS) under constant inval...

CVE-2025-54525 Unexpected input to Create Channel Subscription endpoint causes DoS in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to create channel subscription endpoint with an invalid request body...

CVE-2025-54478 Unauthenticated Channel Subscription Edit in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to edit channel subscriptions via API call to the edit channel subscription endpoint...

CVE-2025-54463 Unexpected Input to Cloud Webhook endpoint Causes DoS in Mattermost Confluence Plugin

Mattermost Confluence Plugin version 1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to server webhook endpoint with an invalid request body...