Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to prevent Wrangler posts from triggering AI responses. This vulnerability allows users without access to the AI bot to activate it by attaching the activate_ai override property to a post via the Wrangler plugin, provided both the AI and Wrangler plugins are enabled.
{
"nvd_published_at": "2025-04-16T08:15:13Z",
"github_reviewed": true,
"github_reviewed_at": "2025-04-16T14:48:29Z",
"severity": "LOW",
"cwe_ids": [
"CWE-863"
]
}