---
id: "CVE-2026-91283"
kind: "vulnerability"
aliases: ["CVE-2026-91283"]
title: "Oracle JD Edwards EnterpriseOne Tools: Web Runtime flaw leaks some stored data"
severity: "medium"
cvss: 4.3
epss: 0.00213
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["enterpriseone", "jd-edwards", "oracle", "self-hosted", "vendor"]
not_affected_if: ["no-web-runtime-exposure", "unsupported-version"]
published_at: "2026-10-20T22:20:29+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-2026-91283", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91283", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: Web Runtime flaw leaks some stored data

Oracle JD Edwards EnterpriseOne Tools, in the Web Runtime SEC component, has a flaw reachable over HTTP without a login. A remote attacker who tricks a logged-in user into acting can read a subset of data the tools make accessible.

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

## How to check

- Identify whether JD Edwards EnterpriseOne Tools is installed and check its release against Oracle's advisory for affected versions 9.2.0.0-9.2.26.5.
- unknown for any other check; the sources do not name a file, setting or command.

## Fix

- Move JD Edwards EnterpriseOne Tools to a release patched by Oracle's Critical Patch Update for this CVE; the fixed version is unknown in the sources.
- Apply the Oracle patch and restart the web runtime.

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91283
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91283

## From the sources

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Web Runtime SEC).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP 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  unauthorized read access to a subset of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/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_