CVEvulnerability

CVE-2026-102139

6.5 MEDIUM Published 2026-09-30 Modified 2026-10-07 Official page ↗
Status
Analyzed
Published
2026-09-30
Last modified
2026-10-07
Assigner
9119a7d8-5eab-497f-8521-727c672e3725
CVSS 3.1 (9119a7d8-5eab-497f-8521-727c672e3725)
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-639, CWE-863

Description

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.

Affected configurations

• accellion kiteworks (< 9.5.1)

Related

Weakness · CWE (2)

  • CWE-639 Authorization Bypass Through User-Controlled Key weakness
  • CWE-863 Incorrect Authorization weakness

References