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JD Edwards EnterpriseOne CVE-2026-61272

| EUVDEUVD-2026-61348 CRITICAL
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-9xf3-gqx3-2x6m
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
    Reach JD Edwards web endpoint over HTTP
  2. Delivery
    Send crafted request to Web Runtime SEC
  3. Exploit
    Bypass security/authentication handling
  4. Execution
    Achieve full product takeover
  5. Impact
    Access ERP data and pivot

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
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

No special conditions - remote unauthenticated exploitation over HTTP against supported JD Edwards EnterpriseOne Tools 9.2.0.0-9.2.26.4, per Oracle's 'easily exploitable' rating and the AV:N/AC:L/PR:N/UI:N vector. The only real prerequisite is network reachability to the product's web runtime (the JAS/HTML web tier); the practical limiting factor is therefore exposure - instances confined to an isolated internal network behind VPN/allow-listing are far less reachable than those exposed to the Internet or a broad corporate LAN. No authentication, no valid session, and no user interaction are required, and no non-default configuration is called out by the vendor.

Impact

Every static signal points to high real-world risk: the CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N gives network reachability, low complexity, no privileges, and no user interaction, with C:H/I:H/A:H producing the maximal 9.8 base score, and Oracle explicitly labels it 'easily exploitable' resulting in 'takeover.' Counterbalancing this, dynamic signals are currently quiet - no EPSS score is provided in the input, there is no public exploit identified at time of analysis, and it is not listed in CISA KEV - so exploitation is not yet confirmed in practice; a mid-sized ERP operator should nonetheless treat internet- or intranet-exposed JD Edwards web tiers as urgent because the barrier to exploitation, once a technique surfaces, is minimal. No SSVC decision record was supplied, so automatable/technical-impact framing is inferred only from the CVSS vector (technical impact = total; likely automatable given unauthenticated HTTP). The main uncertainty is the absence of a CWE and any technical write-up, so the exact exploitation technique cannot be verified from the provided data.

Exploit ScenarioDerived

An attacker who can reach the JD Edwards EnterpriseOne web interface over HTTP sends a crafted unauthenticated request to the Web Runtime SEC component and, exploiting the flaw, gains full control of the Tools instance without any credentials or user interaction. From that foothold they could read or alter ERP data (financials, HR, supply chain) and pivot into connected back-end systems. No public proof-of-concept has been identified at time of analysis, but the low attack complexity means one could be developed quickly once technical details circulate.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 19, 2026

Full compromise of Oracle JD Edwards EnterpriseOne Tools (versions 9.2.0.0 through 9.2.26.4) is possible via the Web Runtime SEC component, where an unauthenticated attacker with only HTTP network access can achieve complete takeover of the product. Oracle rates this CVSS 3.1 9.8 with full confidentiality, integrity, and availability loss and describes it as 'easily exploitable,' meaning no special skill or preconditions are needed. There is no public exploit identified at time of analysis and it is not on CISA KEV, but the unauthenticated network-facing nature makes it a high-priority patch item.

RemediationAI

Apply the fixes delivered in the Oracle Critical Patch Update of August 2026 (patch available per vendor advisory: https://www.oracle.com/security-alerts/cspuaug2026.html); upgrade JD Edwards EnterpriseOne Tools beyond the affected 9.2.26.4 ceiling to the patched Tools release specified in that CPU, as Oracle does not publish an exact fixed version number in the supplied data so confirm the target release directly from the advisory. Because the vulnerability is in the web-facing runtime and requires no authentication, until patching is complete restrict network reachability to the JD Edwards web/JAS tier by placing it behind a VPN or reverse proxy with IP allow-listing and blocking direct Internet exposure of the HTTP endpoints, and consider WAF rules in front of the web runtime; note these controls reduce but do not eliminate exposure for internal attackers and may disrupt legitimate remote users, so they are stopgaps rather than substitutes for the CPU update.

Affected VersionsENISA

JD Edwards EnterpriseOne Tools 9.2.0.0 ≤9.2.26.4

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

The flaw resides in the Web Runtime SEC component of JD Edwards EnterpriseOne Tools, the middleware/runtime layer that serves the ERP's web (HTML/JAS) interface to browser clients over HTTP(S). 'SEC' denotes the security-handling portion of this web runtime, so a defect here that yields full takeover suggests an authentication/authorization or request-handling weakness reachable before a valid session is established. No CWE was assigned by Oracle or NVD, so the precise root-cause class (e.g., authentication bypass, injection, or deserialization) cannot be stated with certainty from the available data. The affected code path is common to the entire 9.2.x Tools line up to 9.2.26.4, indicating a long-standing defect in the shared web runtime rather than a version-specific regression.

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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

Unauthenticated HTTP-reachable web runtime with low complexity and no user interaction (AV:N/AC:L/PR:N/UI:N), yielding full takeover so C:H/I:H/A:H.

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 SEC). Supported versions that are affected are 9.2.0.0-9.2.26.4. 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 9.2.0.0-9.2.26.4) contains a critical remote code execution vulnerability in the Web Runtime SEC component that allows unauthenticated attackers to achieve complete system compromise through standard HTTP network access. This directly exposes enterprise financial data, operational integrity, and business continuity. With no vendor patch currently available, organizations running affected versions face immediate and significant risk requiring urgent mitigation.

Business Impact: Severe
Compensating Controls

Implement network segmentation and IP-based access controls restricting access to JD Edwards Web Runtime endpoints to authorized administrative networks only; deploy WAF rules to block suspicious payloads targeting the SEC component; disable unnecessary Web Runtime services if business operations permit; increase logging and monitoring for exploitation attempts; consider temporary operational workarounds to reduce JD Edwards exposure until patch availability; establish dedicated incident response procedures for this vulnerability.

Threat Intelligence Overview

EPSS Score
0.4%
Top 71% exploitable
Prevalence
Medium
widely used enterprise ERP but niche versus mainstream web servers
Data Quality
4 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 0.4%
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· derived
Out-of-Cycle
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
Very High

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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