CVE-2026-102089

HIGH 7.2

Kiteworks Email Protection Gateway path traversal

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

0th

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to a path traversal weakness in an administrative import function allowed an authenticated administrator to write files to arbitrary locations on the server. This could potentially be leveraged to execute arbitrary code on the underlying system.

CWE	CWE-22
Vendor	kiteworks
Product	email protection gateway
Published	Sep 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Kiteworks / Email Protection Gateway

0 < 9.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/kiteworks/security-advisories/security/advisories/GHSA-p853-p65q-2vc8 raw.githubusercontent.com: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json

Credits

Supr4s, https://yeswehack.com/hunters/Supr4s wlayzz, https://yeswehack.com/hunters/wlayzz Icare, https://yeswehack.com/hunters/Icare truff, https://yeswehack.com/hunters/truff