CVE-2026-102131

Kiteworks Email Protection Gateway rejected certain configuration settings, but its validation did not recognize every form in which they could be supplied. An authenticated administrator could potentially use an unrecognized form to have a file of their choosing written to the gateway and executed, resulting in code execution as the gateway service account.

CVSS 3.1

7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-25)

CWEs

CWE-94, CWE-178

Published

2026-09-30

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• accellion:kiteworks

References

• https://github.com/kiteworks/security-advisories/security/advisories/GHSA-62f6-c955-4fhq
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json

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