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JD Edwards EnterpriseOne Tools EUVDEUVD-2026-37224

| CVE-2026-46905 CRITICAL
Missing Authentication for Critical Function (CWE-306)
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 exposed JDE Tools web endpoint
  2. Delivery
    Send crafted unauthenticated HTTP request
  3. Exploit
    Exploit Web Runtime Security flaw
  4. Execution
    Achieve product takeover
  5. Persist
    Access ERP data and sessions
  6. Impact
    Pivot to EnterpriseOne app/DB tier

Vulnerability Assessment

Weakness
CWE
MITRE ATT&CK

1 technique across 1 tactic: Initial Access

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

Exploitation Conditions

The attacker needs only HTTP/HTTPS network reachability to a JD Edwards EnterpriseOne Tools web endpoint (HTML Server, Server Manager, or related Tools web component) running version 9.2.0.0 through 9.2.26.2; no credentials, no user interaction, and no special client configuration are required per the CVSS vector AV:N/AC:L/PR:N/UI:N. The practical limiting factor is exposure rather than technical prerequisites: deployments where the Tools web tier is confined to an internal management network or behind a VPN substantially raise the bar, whereas any instance reachable from the internet or from a broad user-access VLAN is directly exploitable. Versions outside the 9.2.0.0-9.2.26.2 range, and EnterpriseOne Applications modules (as opposed to Tools), are not in scope of this CVE.

Impact

All available signals point in the same direction: CVSS 9.8 with AV:N/AC:L/PR:N/UI:N is the maximum-exposure profile, and Oracle's own advisory text explicitly calls it 'easily exploitable' and capable of full product 'takeover'. No EPSS score, KEV listing, or public POC was provided in the input, so widespread mass-exploitation has not been demonstrated yet - but Oracle CPU disclosures are routinely reverse-engineered by researchers within weeks of release, and EnterpriseOne Tools is an attractive target because it fronts ERP data (financials, HR, supply chain). The main caveat is exposure: many JDE Tools deployments sit on internal networks behind a VPN, which materially lowers practical risk, but any internet-exposed HTML Server or Server Manager instance should be treated as urgent. No conflicting signals are present in the supplied data.

Exploit ScenarioDerived

An attacker who can reach the JD Edwards EnterpriseOne Tools web tier over HTTP - for example via an internet-exposed HTML Server, a compromised user workstation on the corporate LAN, or a partner-extranet - sends a crafted request to the Web Runtime Security component without supplying any credentials. Because the flaw is unauthenticated and low-complexity, a single request can yield full takeover of the Tools instance, enabling the attacker to manipulate sessions, exfiltrate ERP data, or pivot into the EnterpriseOne application and database tiers. No public exploit identified at time of analysis, but the CPU disclosure provides enough hints for capable researchers to develop one.

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 unauthenticated takeover of Oracle JD Edwards EnterpriseOne Tools (versions 9.2.0.0 through 9.2.26.2) is possible via the Web Runtime Security component over HTTP, with CVSS 9.8 indicating full compromise of confidentiality, integrity, and availability. No public exploit identified at time of analysis, but the trivial attack complexity and unauthenticated network vector make this a high-priority patching target for any organization running this ERP suite. Oracle disclosed it in the June 2026 Critical Patch Update (CPU).

RemediationAI

Apply the fix delivered in the Oracle Critical Patch Update of June 2026 by upgrading JD Edwards EnterpriseOne Tools to the post-9.2.26.2 release identified in the CPU advisory at https://www.oracle.com/security-alerts/cspujun2026.html (Oracle distributes Tools patches via My Oracle Support - verify the exact target release in the CPU patch availability table). Until the upgrade can be scheduled, restrict network reachability of the EnterpriseOne HTML Server, Server Manager Console, and any other Tools web endpoints to a trusted management VLAN or VPN, and place a WAF or reverse proxy in front of any internet-exposed instance with strict allow-listing of expected URI paths - be aware these network controls do not address insider or compromised-workstation threats and may break legitimate partner integrations that rely on direct HTTP access. Increase logging on the web tier and review access logs for anomalous unauthenticated requests to administrative paths in the interim.

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 and administration layer (HTML Server, Server Manager, web client) that sits in front of the EnterpriseOne ERP application suite - typically deployed as Java-based web tiers reachable from internal user networks or, in many real deployments, exposed via reverse proxies for remote/partner access. The vulnerable component is identified as 'Web Runtime Security', which governs request handling and authentication enforcement for the web tier. Oracle did not publish a CWE and the advisory uses the standard CPU template wording 'takeover'; combined with PR:N/UI:N this language in past Oracle CPUs has typically mapped to authentication bypass or unauthenticated remote code execution in the HTTP request handling path, but the exact root cause class is not disclosed publicly. The single CPE 'cpe:2.3:a:oracle_corporation:jd_edwards_enterpriseone_tools' confirms the Tools layer is in scope rather than the underlying business applications or database.

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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

Oracle states unauthenticated HTTP access yields full product takeover, so AV:N/AC:L/PR:N/UI:N with C/I/A:H; scope unchanged as compromise is confined to the Tools instance itself.

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: Web Runtime 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 HTTP 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

Oracle JD Edwards EnterpriseOne Tools (versions 9.2.0.0-9.2.26.2) is vulnerable to complete remote takeover without authentication, exposing all ERP data and operations to compromise. The Web Runtime Security flaw allows attackers to gain full system access over HTTP, potentially affecting payroll, inventory, financials, and supply chain operations across the entire enterprise. Organizations running these versions face immediate business continuity and compliance risk.

Business Impact: Severe
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: (1) Network isolation-restrict all HTTP/HTTPS access to JD Edwards systems to trusted internal IP ranges only via firewall ACLs; (2) Web Application Firewall-deploy WAF to detect and block exploitation attempts against the Web Runtime Security component; (3) Enhanced logging-enable audit logging for all ERP authentication and module access, with real-time alerting for anomalies; (4) Temporary isolation-consider network air-gapping of production JD Edwards systems from external connectivity if operationally feasible; (5) Vendor monitoring-subscribe to Oracle Critical Patch Update notifications and establish patch deployment timeline upon release.

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

Attack Technique

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