---
id: "CVE-2026-87305"
kind: "vulnerability"
aliases: ["CVE-2026-87305"]
title: "Oracle JD Edwards EnterpriseOne Tools: SMTP flaw allows takeover by unauthenticated attackers"
severity: "high"
cvss: 8.1
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["enterpriseone", "erp", "jd-edwards", "oracle", "vendor"]
not_affected_if: ["versions-outside-9.2.0.0-9.2.26.5"]
published_at: "2026-10-20T22:20:07+00:00"
first_seen_at: "2026-10-23T21:57:25+00:00"
updated_at: "2026-10-25T03:06:12+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87305", "first_seen_at": "2026-10-23T21:57:25+00:00"}]
---

# Oracle JD Edwards EnterpriseOne Tools: SMTP flaw allows takeover by unauthenticated attackers

Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 contain a flaw in the Enterprise Infrastructure SEC component reachable over SMTP. An unauthenticated attacker with network access can exploit it with high complexity to 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

- unknown

## Fix

- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools; the sources do not name the patched version.

## Timeline

- 2026-10-23T21:57:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-87305

## From the sources

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure 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 SMTP 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_