XPath Injection in Kiteworks Email Protection Gateway

CVE-2026-102116

-A weakness could have allowed an authenticated Kiteworks Email Protection Gateway administrator to write a file outside its intended location and cause the application to execute it, potentially resulting in remote code execution as the underlying service account.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (61.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-102116?
CVE-2026-102116 is a high-severity vulnerability in Kiteworks Email Protection Gateway, classified under Path Traversal. CVSS score: 7.2/10. Published 2026-09-30.
How severe is CVE-2026-102116?
High severity. CVSS v3 base score is 7.2 out of 10.