CVE-2026-78607

HighCVSS 7.1/10Last modified Sep 2, 2026

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.

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Weakness enumeration

CWE-862

Affected software

Vendor	Product	Versions
Elastic	Elasticsearch	>= 8.0.0, <= 8.19.18; >= 9.0.0, <= 9.3.7; >= 9.4.0, <= 9.4.3; 9.5.0

References

https://discuss.elastic.co/t/elasticsearch-8-19-19-9-3-8-9-4-4-9-5-1-security-update-esa-2026-143/390094Vendor Advisory

Timeline

Published: Sep 1, 2026
Last modified: Sep 2, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-786086.5Missing Authorization (CWE-862) in Kibana can lead to information disclosure via Privilege Abuse (CAPEC-122). An authorization control was n CVE-2026-786095.4Incorrect Authorization (CWE-863) in Elastic Cloud on Kubernetes (ECK) can lead to unauthorized modification of data via Metadata Spoofing (CVE-2026-78619.8Deserialization of untrusted data vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Code Inje CVE-2026-786108.4WatchGuard Dimension's Web UI exposes an administrator passphrase change action that lacks CSRF protection. An attacker who can induce an au CVE-2026-786128.6WatchGuard Dimension contains an authenticated SQL injection vulnerability in the scheduled report feature which allows an authenticated use CVE-2026-786138.6WatchGuard Dimension contains an authenticated SQL injection vulnerability in the log viewer feature which allows an authenticated user with CVE-2026-786148.6WatchGuard Dimension contains an authenticated SQL injection vulnerability in the audit report feature which allows an authenticated user wi CVE-2026-786154.6A Reflected Cross-Site Scripting (XSS) vulnerability in WatchGuard Dimension's report detail page allows an attacker to execute arbitrary Ja CVE-2026-786164.8A Stored Cross-Site Scripting (XSS) vulnerability in WatchGuard Dimension's Trusted CA certificate configuration allows an authenticated adm CVE-2026-786176.3WatchGuard Dimension's web login endpoint does not enforce effective rate-limiting or account lockout by default allowing a remote attacker CVE-2026-786186.9A business logic flaw in WatchGuard Dimension allows an authenticated administrator to trigger multiple backend operations within a single l CVE-2026-786199.8Punk::Plugin::TOTP versions before 0.05 for Perl accept another account's recovery code at the two-factor challenge because totp_use_recover