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EnterpriseOne Tools EUVDEUVD-2026-106361

| CVE-2026-87319 MEDIUM
Information Exposure (CWE-200)
2026-10-20 secalert_us@oracle.com GHSA-xcm2-xhrh-3mgx
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-privilege local logon to Tools host
  2. Delivery
    Interact with Enterprise Infrastructure SEC component
  3. Exploit
    Satisfy complex exploitation conditions
  4. Execution
    Gain unauthorized access to all Tools-accessible data
  5. Impact
    Read/modify/delete critical data

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V14 - Data Protection Data exposure prevention
MITRE ATT&CK

2 techniques across 2 tactics: Collection, Discovery

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 have an authenticated low-privilege account with interactive logon to the specific infrastructure host where JD Edwards EnterpriseOne Tools executes (AV:L, PR:L) - there is no remote or network path. The target is the Enterprise Infrastructure SEC component in Tools versions 9.2.0.0 through 9.2.26.5. The high attack complexity (AC:H) indicates additional non-default conditions, timing, or a race must be met beyond simply holding the account, which meaningfully limits reliable exploitation. No user interaction by a victim is needed (UI:N), and there is no availability impact (A:N). Primary limiting factors: mandatory local access, a pre-existing valid low-privilege credential, and the difficult, condition-dependent exploitation path.

Impact

This is a moderate-severity (CVSS 6.3) vulnerability in Oracle JD Edwards EnterpriseOne Tools whose real-world risk is tempered by its exploitation profile rather than elevated by it. The CVSS vector (AV:L/AC:H/PR:L) requires local logon to the host where the Tools execute, a pre-existing low-privilege account, and a high-complexity attack - three stacked barriers that make opportunistic or mass exploitation unlikely. No EPSS score, CISA KEV listing, or public POC is present in the provided data, so there is no evidence of active or at-scale exploitation; absence of these signals is not proof of safety but is consistent with the difficult-to-exploit, locally-scoped nature. The impact side is serious once conditions are met: C:H/I:H means full read and modify/delete access to all JD Edwards-accessible data (A:N - no availability impact). Note a labeling conflict: the input Tag 'Authentication Bypass' contradicts the CVSS PR:L requirement and the description's explicit 'low privileged attacker with logon' - this is NOT an unauthenticated bypass, so the tag should be treated with skepticism. Overall this is a credible insider/post-foothold privilege-and-data risk, not an internet-facing emergency; prioritize via the Oracle October 2026 CPU patch cycle rather than as a break-glass item.

Exploit ScenarioDerived

An attacker who already holds a low-privilege local account on the server where JD Edwards EnterpriseOne Tools runs (e.g., a limited operational or application user) performs a complex local sequence against the Enterprise Infrastructure SEC component to escalate their data access. On success they can read, create, modify, or delete all data the Tools can reach. The high attack complexity (AC:H) means the attacker must satisfy non-trivial conditions or win a race/timing-dependent step, and no public exploit code is 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

Authenticated low-privilege users with interactive logon to the host running Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5 can exploit a flaw in the Enterprise Infrastructure SEC component to gain unauthorized read and write access to critical application data, scoring CVSS 6.3 with high confidentiality and integrity impact but no availability impact. Exploitation is local only (AV:L) and rated high complexity (AC:H), meaning an attacker must already hold a valid account on the infrastructure host and satisfy additional non-default conditions or timing before the weakness can be reliably triggered. No public exploit code or confirmed active exploitation has been identified at time of analysis, and no CISA KEV listing applies.

RemediationAI

No specific fixed Tools version is stated in the provided data, so the primary action is to review Oracle's October 2026 Critical Patch Update advisory at https://www.oracle.com/security-alerts/cpuoct2026.html and apply the JD Edwards EnterpriseOne Tools patch level it designates for the Enterprise Infrastructure SEC component, validating the target version against the affected range 9.2.0.0 through 9.2.26.5 before and after upgrading. Because the attack requires local logon with a low-privileged account, reduce exposure in the interim by restricting interactive logon rights on the Tools infrastructure host to only the administrators who genuinely require them, and audit existing low-privilege accounts for unnecessary host access - the trade-off is reduced operational flexibility for support and batch users. Enforce least privilege by removing excess object and data permissions from non-administrative EnterpriseOne accounts, which limits what a successful exploitation can reach but may require reworking existing role definitions. Enable and monitor audit logging of data access and modification events on the SEC component and forward those logs off-host, accepting the added storage and review overhead, so anomalous reads or writes from a low-privilege account can be detected quickly. Segment the Tools infrastructure host so that only trusted management networks can reach its interactive interfaces, which reduces the pool of accounts from which a local attacker could operate but complicates remote administration workflows.

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

The vulnerability resides in the Enterprise Infrastructure SEC component of Oracle JD Edwards EnterpriseOne Tools, the security and infrastructure layer that governs authentication, authorization, and access enforcement for the EnterpriseOne application stack. The CVSS vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N indicates the attack surface is confined to the local host (AV:L) rather than the network, that a valid low-privileged credential with logon to that infrastructure host is a prerequisite (PR:L), and that successful exploitation requires conditions beyond the default configuration such as specific timing, a race condition, or a particular deployment state (AC:H). With UI:N no victim interaction is needed, and A:N confirms no denial-of-service effect. Although the vendor classification tags the issue as Authentication Bypass, the PR:L metric and the requirement for an existing logon mean the practical effect is an authorization or privilege boundary failure inside the SEC component rather than a pre-authentication bypass. No CWE identifier was assigned in the available data, so the precise root-cause class - for example improper authorization checks, insecure credential handling, or trust-boundary confusion within the security subsystem - cannot be confirmed and must be derived from the Oracle CPU advisory.

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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 requires local logon with an existing low-privilege account (AV:L/PR:L) and is difficult to exploit (AC:H); full data read and modify but no availability loss (C:H/I:H/A:N).

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
enterprise ERP suite, common in large organizations but not everywhere
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.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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