cvedb.io
CVE-2026-42398
HIGH · CVSS 7.7
EPSS exploitation probability: 0%
Published 2026-05-28T21:16:30.180 · Last modified 2026-06-17T10:47:47.083

Summary

Server-Side Request Forgery (CWE-918) in Kibana allows authenticated users with connector management privileges to bypass the operator-configured connection allowlist. By configuring a Webhook connector with a crafted target, an attacker can cause Kibana to issue outbound requests to destinations that the egress restriction controls were intended to block.

Affected products

elastic — kibana

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.