CVE-2026-102139 — Kiteworks Email Protection Gateway Incorrect Authorization
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 b…
Published: 2026-09-30 · CVSS: 6.5 · CVSS 3.1
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 packages they neither sent nor received.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7