---
id: "CVE-2026-91311"
kind: "vulnerability"
aliases: ["CVE-2026-91311"]
title: "Oracle JD Edwards EnterpriseOne Tools: local low-privilege user can take over"
severity: "high"
cvss: 7.8
epss: 0.00151
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["enterpriseone", "jd-edwards", "oracle", "package", "self-hosted"]
not_affected_if: ["newer-release", "no-enterpriseone"]
published_at: "2026-10-20T22:20:32+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-2026-91311", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91311", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: local low-privilege user can take over

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have an installation security flaw. A low-privileged user with a logon on the host where the tools run can take over the product, with full confidentiality, integrity and availability impact.

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

## How to check

- Confirm the installed EnterpriseOne Tools release is in the range `9.2.0.0` to `9.2.26.5`
- unknown

## Fix

- Move EnterpriseOne Tools to a release later than `9.2.26.5`, as published in Oracle's advisory
- unknown

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91311
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91311

## 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 low privileged attacker with logon to the infrastructure where JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools.  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:L/UI:N/S:U/C:H/I:H/A:H).

---

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