---
id: "CVE-2026-91279"
kind: "vulnerability"
aliases: ["CVE-2026-91279"]
title: "Oracle JD Edwards EnterpriseOne Tools: web runtime flaw allows data read and change"
severity: "medium"
cvss: 6.1
epss: 0.00181
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["enterpriseone", "jd-edwards", "oracle", "vendor", "web-runtime"]
not_affected_if: ["unsupported-version-outside-range"]
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-2026-91279", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91279", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: web runtime flaw allows data read and change

Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5 has a Web Runtime SEC flaw reachable over HTTP without login. A person must be tricked into interacting with the attacker's request, and a successful attack can read a subset of data and insert, update or delete some accessible data.

_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` to `9.2.26.5` in the Oracle JD Edwards environment
- unknown for other checks, the sources do not say

## Fix

- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools, moving past `9.2.26.5`
- unknown for exact patch identifiers, the sources do not say

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91279
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91279

## 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 and while the vulnerability is in JD Edwards EnterpriseOne Tools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Tools accessible data as well as  unauthorized read access to a subset of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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_