CVE-2026-102139Medium· 6.5▾ SunlitAn 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 featu…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 1.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.4%
Last analysed / modified upstream
0.4% → 0.4%
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.
kiteworks < 9.5.1Upgrade past the affected range:
kiteworks 9.5.1Connected by shared product, vendor, weakness, or advisory.
CVE-2026-102122Medium· 4.3Kiteworks did not correctly enforce which roles a shared folder's manager was permitted to assign
CVE-2026-102107Medium· 4.6Kiteworks Core contains a business logic flaw in a Kiteworks file-request feature allowed an authenticated user to send a request that appeared to originate from another user, because the server did not verify that the requester was auth…
CVE-2026-102149Critical· 9.4Kiteworks Email Protection Gateway did not sufficiently restrict which account a certificate could be assigned to
CVE-2026-102150High· 7.2A function in the Kiteworks Advanced Forms component was reachable without authentication
CVE-2026-102144Medium· 5.3A resource exhaustion vulnerability in Kiteworks Email Protection Gateway allowed an unauthenticated remote attacker to repeatedly trigger a comparatively expensive server-side operation, causing a partial denial of service.
CVE-2026-102145Medium· 6.6An authenticated administrator could cause the server to issue requests to, and interact with, internal network services that are not meant to be reachable through this interface