---
id: "CVE-2026-91313"
kind: "vulnerability"
aliases: ["CVE-2026-91313"]
title: "Oracle JD Edwards EnterpriseOne Tools: installation flaw allows unauthenticated takeover"
severity: "high"
cvss: 8.1
epss: 0.00376
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["enterpriseone", "jd-edwards", "oracle", "self-hosted", "vendor"]
not_affected_if: ["unaffected-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-2026-91313", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91313", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: installation flaw allows unauthenticated takeover

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.4 have a flaw in the Installation Security component. An unauthenticated attacker with network access over HTTP can compromise the product and take it over, per the NVD description (CVSS 8.1).

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

## How to check

- Confirm the installed EnterpriseOne Tools release is within 9.2.0.0 through 9.2.26.4 (unknown exact check command in sources)
- Review the Oracle Critical Patch Update advisory for the affected release line (unknown from sources)

## Fix

- Move EnterpriseOne Tools to a release newer than `9.2.26.4` per Oracle's patch guidance (exact fixed version unknown from sources)

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91313
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91313

## From the sources

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Installation Security).  Supported versions that are affected are 9.2.0.0-9.2.26.4. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP 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 8.1 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/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_