CVE-2026-102139

An authorization check in the large file exchange feature of Kiteworks Email Protection Gateway did not correctly establish that the requesting user was a party to the package being requested. An authenticated user of that optional feature could read the subject, message body, and attachments of...

CVE-2026-102139

The Kiteworks Email Protection Gateway contains an incorrect authorization flaw within its optional large file exchange feature. The root cause is a failure to properly verify that a requesting user is a party to the package they are attempting to access. This allows an authenticated user to read...