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JD Edwards EnterpriseOne Tools EUVDEUVD-2026-37372

| CVE-2026-46880 CRITICAL
Improper Access Control (CWE-284)
2026-06-16 oracle
9.8
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify reachable JDENET port
  2. Delivery
    Connect to Enterprise Infrastructure Security service
  3. Exploit
    Send crafted unauthenticated JDENET request
  4. Execution
    Bypass authentication in Tools component
  5. Persist
    Execute privileged Tools operations
  6. Impact
    Compromise EnterpriseOne data and configuration

Vulnerability Assessment

Weakness
CWE
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

The attacker must have network reachability to the JDENET service of a JD Edwards EnterpriseOne Tools server running 9.2.0.0-9.2.26.2; per the CVSS vector (AV:N/AC:L/PR:N/UI:N) no authentication, no user interaction, and no special configuration are required beyond a default JDENET-enabled deployment. Limiting factors are therefore environmental rather than technical: organizations that segment JDENET ports away from general user VLANs, place EnterpriseOne servers behind internal firewalls, or restrict the kernel port range to known JDE hosts materially reduce exposure, while any deployment where JDENET is reachable from a broad user network - or, worst case, the internet - is exploitable as shipped.

Impact

The CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H plus Oracle's own 'easily exploitable' wording places this at the top of the priority list for any organization running JD Edwards. There is no EPSS, KEV, or POC signal in the supplied data, so the threat is currently theoretical rather than observed - but JDENET is typically network-reachable from internal ERP clients and integration servers, making the attack surface large wherever the port is not segmented. Two data caveats apply: KEV status is not provided (so 'no public exploit identified' may simply reflect the recency of the June 2026 CPU), and CWE is N/A which limits root-cause certainty. Treat this as a high-priority patch even without exploitation evidence, because the combination of unauthenticated network reach plus full CIA impact on an ERP middleware layer is the profile attackers actively hunt after Oracle CPUs drop.

Exploit ScenarioDerived

An attacker with TCP reach to a JD Edwards EnterpriseOne server - for example a foothold on any internal workstation, a compromised business-partner VPN, or an inadvertently exposed JDENET port - sends crafted JDENET protocol messages to the Enterprise Infrastructure Security component without supplying valid credentials. Because the flaw allows unauthenticated takeover of the Tools tier, the attacker pivots into running EnterpriseOne kernel operations, manipulating ERP transactions, and accessing financial and HR data backed by the database. No public exploit code is identified at time of analysis, but Oracle's 'easily exploitable' rating implies low engineering cost once the protocol path is understood.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 16, 2026

Remote takeover of Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.2 is possible by unauthenticated attackers reaching the JDENET communication service over the network. The flaw is rated CVSS 9.8 with full confidentiality, integrity, and availability impact, and Oracle classifies it as easily exploitable; no public exploit identified at time of analysis.

RemediationAI

Apply the fix shipped in Oracle's June 2026 Critical Patch Update (cspujun2026), which is the vendor channel for this CVE per https://www.oracle.com/security-alerts/cspujun2026.html; an exact fixed Tools release number is not stated in the supplied data, so confirm the target Tools release from the CPU patch matrix before scheduling. Until the patch is deployed, restrict network reachability of the JDENET service ports (default 6015/6016 and the kernel port range) to a hardened allow-list of EnterpriseOne servers and trusted client subnets via firewall or host-based ACLs, and avoid exposing JDENET through VPN split-tunnels or DMZ jump hosts - note that over-restrictive ACLs can break legitimate kernel-to-kernel and Server Manager traffic, so validate against your topology. Increase monitoring on JDENET listeners and JDE security server logs for anomalous unauthenticated session establishment as a detective control until patching is complete.

Affected VersionsENISA

JD Edwards EnterpriseOne Tools 9.2.0.0 ≤9.2.26.2

Affected Packages

euvd jd_edwards_enterpriseone_tools no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

JD Edwards EnterpriseOne Tools is the runtime, middleware, and administration layer underneath Oracle's JD Edwards ERP suite, providing services such as the kernel processes, security server, and JDENET - a proprietary TCP-based inter-process protocol that brokers traffic between EnterpriseOne servers, kernels, and clients. The advisory places the defect in the Enterprise Infrastructure Security component, meaning a security-relevant code path reachable through JDENET fails to properly authenticate or validate requests; while Oracle does not publish a CWE, an unauthenticated network compromise of a security component points to an authentication or message-handling weakness (CWE-287/CWE-306 class) in JDENET. CPE cpe:2.3:a:oracle_corporation:jd_edwards_enterpriseone_tools confirms the Tools tier itself, not application objects, is the affected scope.

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Severity by source

Vendor (oracle) PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 9.8 CRITICAL

JDENET is network-reachable (AV:N), Oracle calls it easily exploitable (AC:L), no auth or interaction is needed (PR:N/UI:N), and full takeover of the Tools tier yields C:H/I:H/A:H within the same security authority (S:U).

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure Security). Supported versions that are affected are 9.2.0.0-9.2.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via JDENET 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 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Organizations running Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.2 are exposed to unauthenticated remote takeover of their ERP and financial systems via the JDENET service, with no vendor patch currently available. An attacker can compromise confidentiality, integrity, and availability without authentication, directly threatening business continuity and financial data security. Immediate defensive action is required to mitigate this critical risk.

Business Impact: Severe
Compensating Controls

No vendor-released patch identified at time of analysis. Implement network segmentation to isolate JDENET-dependent systems; configure firewall rules restricting JDENET access by IP address and network segment; disable JDENET service on systems where operationally feasible; monitor JDENET service for unauthorized access attempts; maintain awareness of Oracle security advisories for patch releases.

Threat Intelligence Overview

EPSS Score
0.5%
Top 62% exploitable
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.5%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Total

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

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