---
id: "CVE-2026-91300"
kind: "vulnerability"
aliases: ["CVE-2026-91300"]
title: "Oracle JD Edwards EnterpriseOne Tools: Web Runtime flaw allows limited data changes"
severity: "low"
cvss: 3.1
epss: 0.00217
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["enterprise-one", "jd-edwards", "oracle", "package", "self-hosted"]
not_affected_if: ["unknown"]
published_at: "2026-10-20T22:20:31+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-2026-91300", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91300", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: Web Runtime flaw allows limited data changes

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have a flaw in the Web Runtime SEC component. An unauthenticated remote attacker can, with difficulty and with a victim user's interaction, make limited unauthorized updates, inserts or deletes to 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 level against Oracle's advisory for versions `9.2.0.0` through `9.2.26.5`
- unknown

## Fix

- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools, moving past `9.2.26.5`
- unknown

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91300
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91300

## 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. Difficult to exploit 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 update, insert or delete access to some of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 3.1 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/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_