CVE-2026-63653 Group-Office: SSRF via Bookmark/description JMAP action — server makes arbitrary HTTP(S) requests to user-controlled URL and reflects part of the response

Group-Office is an enterprise customer relationship management and groupware tool. Prior to version 26.0.37, go/modules/community/bookmarks/controller/Bookmark.php's description action takes a fully attacker-controlled url parameter and passes it, unvalidated, to \GO\Base\Util\HttpClient::request...