Is CVE-2026-78607 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-78607?

CVE-2026-78607 has a CVSS v3 severity of MEDIUM (5.4).

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CVE-2026-78607

Description

Missing Authorization (CWE-862) in the Elasticsearch custom inference service can lead to information disclosure via Privilege Abuse (CAPEC-122). A user holding only inference execution privileges could cause outbound inference traffic to be directed to a destination of their choosing and could cause administrator-provisioned credentials to be exposed.