CVE-2026-102108High· 7.2▾ TwilightAn authenticated administrator of Kiteworks Email Protection Gateway could submit a crafted serialized object to a cluster management interface that was deserialized without sufficient validation, potentially allowing arbitrary code exec…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.6 · likelihood 0.3 · 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
0.7%
Last analysed / modified upstream
0.7% → 1.5%
An authenticated administrator of Kiteworks Email Protection Gateway could submit a crafted serialized object to a cluster management interface that was deserialized without sufficient validation, potentially allowing arbitrary code execution in the context of the gateway service account. Exploitation requires an administrator account holding a specific queue-management privilege.
kiteworks < 9.5.0Upgrade past the affected range:
kiteworks 9.5.0Connected by shared product, vendor, weakness, or advisory.
CVE-2026-102135Medium· 6.6On a Kiteworks Email Protection Gateway cluster with database replication enabled, a party trusted by the cluster could submit a crafted serialized object that was deserialized without sufficient validation, potentially allowing code exe…
CVE-2026-102101High· 8.1Kiteworks Core before version 9.5.0 is vulnerable to Deserialization of Untrusted Data
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