Description
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.
Published: 2026-09-30
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 01 Oct 2026 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Kiteworks
Kiteworks kiteworks Email Protection Gateway
Vendors & Products Kiteworks
Kiteworks kiteworks Email Protection Gateway

Thu, 01 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 30 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Kiteworks Email Protection Gateway deserialization of untrusted data
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Subscriptions

Kiteworks Kiteworks Email Protection Gateway
cve-icon MITRE

Status: PUBLISHED

Assigner: cisa-cg

Published:

Updated: 2026-10-01T13:37:01.381Z

Reserved: 2026-09-28T17:39:13.561Z

Link: CVE-2026-102108

cve-icon Vulnrichment

Updated: 2026-10-01T13:31:30.884Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-30T21:16:57.737

Modified: 2026-10-01T14:17:14.660

Link: CVE-2026-102108

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T15:30:08Z

Weaknesses