CVE-2026-78607

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.

  • Published Sep 1, 2026
  • CVSS 7.1 high
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-78607 at the National Vulnerability Database