---
id: CVE-2026-83278
title: >-
  Vulnerability in the Helidon product of Oracle Fusion Middleware (component:
  helidon-integrations-neo4j)
summary: >-
  Vulnerability in the Helidon product of Oracle Fusion Middleware (component:
  helidon-integrations-neo4j).  Supported versions that are affected are
  3.0.0-3.2.20 and 4.0.0-4.5.4. Difficult to exploit vulnerability allows
  unauthenticated a…
severity: medium
cvss: 6.8
cvssVector: 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-284
vendor: Oracle Corporation
product: Helidon
affected:
  - Helidon >= 3.0.0 <= 3.2.20
  - Helidon >= 4.0.0 <= 4.5.4
published: '2026-09-15'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:16:52.513'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83278'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
epss: 0.00215
epssPercentile: 0.10572
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-18T18:16:22.505563Z'
ingestedAt: '2026-09-15T20:44:02.512Z'
---

## Overview

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-integrations-neo4j).  Supported versions that are affected are 3.0.0-3.2.20 and 4.0.0-4.5.4. Difficult to exploit vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Helidon executes to compromise Helidon.  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as  unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.