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JD Edwards EnterpriseOne EUVDEUVD-2026-106430

| CVE-2026-87389 LOW
Information Exposure (CWE-200)
2026-10-20 secalert_us@oracle.com GHSA-3wxj-m7mf-94jx
3.7
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 HR over HTTP
  2. Delivery
    Craft malicious HTTP request
  3. Exploit
    Satisfy high-complexity trigger condition
  4. Execution
    Perform unauthorized data write
  5. Impact
    Modify/insert/delete some HR 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

No authentication and no user interaction are required (PR:N/UI:N), and the attack is delivered remotely over HTTP (AV:N) against JD Edwards EnterpriseOne Human Resources Management 9.2. However, exploitation is explicitly rated 'difficult' (AC:H): Oracle's description and the high-complexity metric indicate the attacker must satisfy conditions outside their direct control (e.g., winning a race or depending on specific runtime/data state), so reliable exploitation is not guaranteed. Impact is further limited to unauthorized write access to only SOME HR-accessible data - no data can be read (C:N) and no availability loss occurs (A:N). Realistic risk is reduced by network segmentation of ERP systems (JD Edwards HR is rarely internet-facing) and by the partial, integrity-only consequence.

Impact

This is a genuinely low-priority issue despite being network-reachable and unauthenticated. The CVSS 3.1 base score is only 3.7 (LOW), driven entirely by a partial integrity impact (I:L) with no confidentiality (C:N) or availability (A:N) effect - successful attacks only allow unauthorized update, insert, or delete of SOME accessible Human Resources data, not full compromise. The most important mitigating signal is AC:H (high attack complexity), which Oracle's own text reinforces as 'difficult to exploit,' meaning the attacker must win a race or satisfy conditions outside their control. PR:N/UI:N raise theoretical reach but are outweighed by the limited impact and high complexity. No EPSS score, no CISA KEV listing, and no public POC were provided, so there is no evidence of exploitation interest. There are no conflicting signals here: the network vector, unauthenticated access, high complexity, and low integrity-only impact are internally consistent. SSVC framing would land at exploitation=none, automatable=no (AC:H defeats reliable automation), technical impact=partial - i.e., a low-urgency 'Track' item. Patch during the normal Oracle CPU cycle rather than emergency remediation.

Exploit ScenarioDerived

A remote, unauthenticated attacker sends crafted HTTP requests to an internet- or network-reachable JD Edwards EnterpriseOne Human Resources Management 9.2 instance, exploiting a flaw that - after satisfying difficult-to-control conditions (AC:H) - permits writing to a subset of HR data. The result is unauthorized modification, insertion, or deletion of some HR records, with no data disclosure or service disruption. No public exploit code was identified at time of analysis, and the high attack complexity makes reliable, repeatable exploitation unlikely.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Unauthorized modification of HR data in Oracle JD Edwards EnterpriseOne Human Resources Management 9.2 is possible for unauthenticated remote attackers over HTTP, but only under high-complexity conditions and with limited integrity impact (CVSS 3.1 base score 3.7). The vector (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N) shows no confidentiality or availability loss, and no public exploit code or confirmed active exploitation was identified at time of analysis. Practical risk is genuinely low-priority, particularly because JD Edwards HR deployments are usually segmented from the public internet.

RemediationAI

Apply the Oracle Critical Patch Update for October 2026 referenced at https://www.oracle.com/security-alerts/cpuoct2026.html; the provided data does not specify an exact patched build or minimum version, so verify the fixed version in that advisory before upgrading (patch available per vendor advisory). Until the patch is applied, reduce exposure by restricting network access to the JD Edwards EnterpriseOne HR HTTP endpoints through firewall allowlists, VPN, or ERP network segmentation, with the trade-off that remote HR users lose direct access and require managed connectivity. Place the HR component behind an authenticating reverse proxy or WAF where compatible, accepting possible application breakage and added latency. Enable and review database and application audit logging for unauthorized inserts, updates, or deletes against HR tables, trading additional storage and analyst effort for earlier detection, and enforce least privilege on HR service accounts to limit what a successful high-complexity attack could modify.

Affected VersionsENISA

JD Edwards EnterpriseOne Human Resources Management 9.2

Affected Packages

euvd jd_edwards_enterpriseone_human_resources_management 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 suite whose Human Resources Management component exposes business functions over HTTP. This issue has no assigned CWE in the provided data; Oracle characterizes it as a difficult-to-exploit, unauthenticated network attack that can cause unauthorized update, insert, or delete access to some HR-accessible data. The AC:H metric and Oracle's wording indicate the attacker must satisfy conditions outside direct control, such as race timing or specific runtime/data state, so reliable exploitation is not guaranteed. Impact is integrity-only and partial: no data can be read (C:N) and no availability loss occurs (A:N). The supplied tags mention Authentication Bypass, but the authoritative CVSS vector specifies PR:N, meaning no authentication is required; no CPE strings were provided, and EUVD lists only JD Edwards EnterpriseOne Human Resources Management 9.2 as affected. NVD and EUVD both point to Oracle's October 2026 Critical Patch Update advisory.

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Severity by source

Vendor (oracle) PRIMARY 3.7 LOW
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
vuln.today AI 3.7 LOW

Remote HTTP (AV:N), unauthenticated (PR:N), but Oracle rates it difficult to exploit (AC:H); only partial integrity write, no confidentiality or availability impact.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the JD Edwards EnterpriseOne Human Resources Management product of Oracle JD Edwards (component: Human Resources). The supported version that is affected is 9.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise JD Edwards EnterpriseOne Human Resources Management. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Human Resources Management accessible data. CVSS 3.1 Base Score 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).

Threat Intelligence Overview

EPSS Score
0.2%
Top 85% exploitable
Prevalence
Medium
Oracle JD Edwards ERP is common in large enterprises, not universal
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 LOW
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
LOW severity (CVSS 0.1-3.9)
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
Open
Automatable· derived
No
Human Impact· derived
Low

Priority Score

18
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +18
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

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