---
id: "CVE-2026-87328"
kind: "vulnerability"
aliases: ["CVE-2026-87328"]
title: "Oracle JD Edwards EnterpriseOne Tools: flaw exposes data to unauthenticated network attackers"
severity: "medium"
cvss: 5.9
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["enterprise-erp", "jd-edwards", "oracle", "other", "self-hosted"]
not_affected_if: ["default-config"]
published_at: "2026-10-20T22:20:10+00:00"
first_seen_at: "2026-10-23T21:57:25+00:00"
updated_at: "2026-10-25T04:08:19+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87328", "first_seen_at": "2026-10-23T21:57:25+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: flaw exposes data to unauthenticated network attackers

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have a flaw in the Enterprise Infrastructure SEC component reachable over JDENET. A difficult-to-exploit attack without credentials can gain unauthorized access to critical data in the product.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Confirm the EnterpriseOne Tools release installed, comparing against `9.2.0.0` through `9.2.26.5`
- Check whether JDENET traffic is reachable from untrusted networks (unknown from the sources)

## Fix

- Move EnterpriseOne Tools to a release after `9.2.26.5` as published in Oracle's security advisory (the exact fixed version is unknown from the sources)
- Restrict JDENET access to trusted networks until patched

## Timeline

- 2026-10-23T21:57:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-87328

## From the sources

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure SEC).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Difficult to exploit vulnerability allows unauthenticated attacker with network access via JDENET to compromise JD Edwards EnterpriseOne Tools.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_