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JD Edwards EnterpriseOne EUVDEUVD-2026-106360

| CVE-2026-87318 MEDIUM
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-r2qr-hmj5-26g6
6.3
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
    Obtain low-privileged logon on EnterpriseOne host
  2. Exploit
    Satisfy difficult exploitation preconditions
  3. Execution
    Abuse Enterprise Infrastructure SEC flaw
  4. Impact
    Read and modify critical EnterpriseOne data

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

Exploitation requires the attacker to already possess a low-privileged logon to the infrastructure/server where JD Edwards EnterpriseOne Tools executes (CVSS PR:L, AV:L) - it is not remotely reachable over the network. The affected deployment must run EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 with the Enterprise Infrastructure SEC component. The high attack complexity (AC:H) indicates additional difficult-to-control preconditions (such as timing, specific state, or environmental factors) must be met, which Oracle does not enumerate; no user interaction is required (UI:N). These factors - local access, pre-existing authentication, and high complexity - substantially limit realistic exploitation to insiders or attackers who have already breached the host.

Impact

This is a moderate-priority issue rather than an emergency, and the signals largely agree. The Oracle-provided CVSS 3.1 vector (AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N, base 6.3) describes a locally-exploitable flaw that is difficult to exploit (AC:H) and requires the attacker to already hold a low-privileged logon (PR:L) on the infrastructure where JD Edwards EnterpriseOne Tools runs. These constraints meaningfully depress real-world risk despite the HIGH confidentiality and integrity impacts. No EPSS score, CISA KEV listing, or public POC was provided in the input, so there is no public exploit identified at time of analysis and no evidence of active exploitation; the combination of local vector, high attack complexity, and required authentication makes mass or automated exploitation unlikely. The tags include 'Authentication Bypass,' which conflicts with the description and CVSS vector - the flaw explicitly requires an authenticated low-privileged logon (PR:L) rather than bypassing authentication, so that label appears mislabeled and should not drive prioritization. Overall: a legitimate post-authentication data compromise risk for JD Edwards operators to patch in the normal Oracle CPU cycle, not a drop-everything network-exploitable bug.

Exploit ScenarioDerived

An attacker who already has a low-privileged account or foothold on the server infrastructure hosting JD Edwards EnterpriseOne Tools (versions 9.2.0.0-9.2.26.5) leverages a flaw in the Enterprise Infrastructure SEC component to read and tamper with critical EnterpriseOne data. Because the attack vector is local and complexity is high, exploitation requires an existing authenticated presence and some difficult-to-meet conditions. No public exploit code was identified at time of analysis.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5 can allow a low-privileged attacker who already has local logon to the hosting infrastructure to compromise the Enterprise Infrastructure SEC component, including reading and modifying critical EnterpriseOne data. The CVSS 3.1 score is 6.3 with AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N, so exploitation is local, requires an authenticated low-privileged account, and depends on difficult-to-control preconditions rather than network reachability. This is a moderate-priority issue rather than an emergency: no public exploit code or CISA KEV entry was identified at time of analysis.

RemediationAI

Apply the fixes in Oracle's October 2026 Critical Patch Update referenced at https://www.oracle.com/security-alerts/cpuoct2026.html for JD Edwards EnterpriseOne Tools; the available data does not specify an exact patched version, so confirm the fixed Tools build with Oracle before upgrading. Until patching is complete, restrict interactive logon to the EnterpriseOne Tools host to a small set of trusted administrators and remove unnecessary low-privileged OS or application accounts, which lowers exposure to the required local foothold but can disrupt legitimate support and batch workflows. Also enforce least privilege, monitor and audit changes to critical EnterpriseOne data, and consider host segmentation or enhanced logging for accounts with access to the Enterprise Infrastructure SEC component; these are compensating controls, not substitutes for the vendor fix, and add operational overhead.

Affected VersionsENISA

JD Edwards EnterpriseOne Tools 9.2.0.0 ≤9.2.26.5

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

Oracle JD Edwards EnterpriseOne is an ERP platform whose Tools layer provides runtime services, including the Enterprise Infrastructure SEC component responsible for security enforcement. The supplied tag Authentication Bypass indicates the defect involves circumventing or subverting security controls in that component, although the authoritative vector (AV:L/AC:H/PR:L/UI:N) requires a pre-existing low-privileged local logon and difficult environmental or timing preconditions; no CWE is provided, so the precise root-cause class is not confirmed. Impact is limited to confidentiality and integrity (C:H/I:H) with no availability effect (A:N), meaning an attacker could expose or alter critical EnterpriseOne data but not directly take the service down. EUVD records the affected range as 9.2.0.0 through 9.2.26.5, and no CPE strings were supplied for finer-grained product mapping.

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Severity by source

Vendor (oracle) PRIMARY 6.3 MEDIUM
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
vuln.today AI 6.3 MEDIUM

Description confirms local logon (AV:L), low-privileged authenticated access (PR:L), and difficult exploitation (AC:H), with high confidentiality/integrity data compromise but no availability impact.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

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 low privileged attacker with logon to the infrastructure where JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all JD Edwards EnterpriseOne Tools accessible data as well as unauthorized access to critical data or complete access to all JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 6.3 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N).

Threat Intelligence Overview

EPSS Score
0.1%
Top 98% exploitable
Prevalence
Medium
widely used enterprise ERP suite, but specific-vendor footprint, not ubiquitous
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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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