Vulnerability in Kiteworks Core

CVE-2026-102136

In multi-node deployments, an attacker who had already obtained code execution on one appliance node could submit a value through an internal cluster interface that was written into monitoring configuration on another node without sufficient validation, potentially allowing OS commands to be executed there. Execution was limited to an unprivileged service account on that node.

Vulnerability class: CRLF Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-102136?
CVE-2026-102136 is a medium-severity vulnerability in Kiteworks Core, classified under CRLF Injection. CVSS score: 6.3/10. Published 2026-09-30.
How severe is CVE-2026-102136?
Medium severity. CVSS v3 base score is 6.3 out of 10.