CVE-2026-7184 Mattermost Remote Cluster PATCH API Leaks Authentication Tokens

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15 fail to sanitize the Remote Cluster API response on PATCH operations, which allows authenticated users with the managesecureconnections permission to obtain remote cluster authentication tokens via a PATCH request to the...

CVE-2026-7184 Mattermost Remote Cluster PATCH API Leaks Authentication Tokens

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15 fail to sanitize the Remote Cluster API response on PATCH operations, which allows authenticated users with the managesecureconnections permission to obtain remote cluster authentication tokens via a PATCH request to the...

EUVD-2026-36500

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15 fail to sanitize the Remote Cluster API response on PATCH operations, which allows authenticated users with the managesecureconnections permission to obtain remote cluster authentication tokens via a PATCH request to the...

PT-2026-48940

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15 fail to sanitize the Remote Cluster API response on PATCH operations, which allows authenticated users with the manage secure connections permission to obtain remote cluster authentication tokens via a PATCH request to the...