---
id: "CVE-2026-91315"
kind: "vulnerability"
aliases: ["CVE-2026-91315"]
title: "Oracle JD Edwards EnterpriseOne Tools: installation flaw enables takeover of the product"
severity: "high"
cvss: 7.8
epss: 0.00159
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["enterpriseone", "erp", "jd-edwards", "on-prem", "oracle", "vendor"]
not_affected_if: ["no-local-logon-exposure", "unsupported-release"]
published_at: "2026-10-20T22:20:33+00:00"
first_seen_at: "2026-10-23T21:57:26+00:00"
updated_at: "2026-10-25T12:38:52+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91315", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91315", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: installation flaw enables takeover of the product

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have a flaw in their Installation Security component. An attacker who already has logon to the host infrastructure where EnterpriseOne Tools runs can compromise the product, and a person other than the attacker must take an action for the attack to succeed.

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

## How to check

- Check the installed EnterpriseOne Tools release against the affected range 9.2.0.0-9.2.26.5 (exact check method unknown from the sources)
- Review the Oracle Security Alert or Critical Patch Update advisory for the exact affected components (unknown from the sources)

## Fix

- Move EnterpriseOne Tools to a release outside 9.2.0.0-9.2.26.5 or apply the Oracle patch for this CVE (exact fixed version unknown from the sources)

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91315
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91315

## From the sources

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Installation Security).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Tools. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

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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_