What’s Vulnerable › Vulnerabilities

CVE-2026-102094: Kiteworks Email Protection Gateway unsafe reflection

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-10-08
• Weakness: CWE-470

Description

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Unsafe Reflection and does not sufficiently restrict the code that the mail-processing pipeline could load from an imported rule configuration. An authenticated administrator with mail-rule configuration privileges could cause the gateway to load and execute code beyond the approved set of mail-processing components, potentially in the context of the mail-gateway service account.

Affected products

• Kiteworks Email Protection Gateway: before 9.5.0 — fixed in 9.5.0

How to fix

Upgrade to a fixed version: Kiteworks Email Protection Gateway 9.5.0. Check the vendor advisory for mitigations.

References

• https://github.com/kiteworks/security-advisories/security/advisories/GHSA-9f5q-3c34-cpg8
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json

Get alerted when CVE-2026-102094 or the next vulnerability affects your stack