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Oracle E-Business Suite EUVDEUVD-2026-106407

| CVE-2026-87366 MEDIUM
Information Exposure (CWE-200)
2026-10-20 secalert_us@oracle.com GHSA-pj3r-2v94-4f55
4.9
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
    Authenticate with high-privilege EBS account
  2. Delivery
    Reach Web Utilities over HTTP
  3. Exploit
    Send crafted request to Oracle Applications Framework
  4. Execution
    Bypass data access controls
  5. Impact
    Exfiltrate critical application 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 possess HIGH application privileges within Oracle E-Business Suite (PR:H) and network HTTP access to the Oracle Applications Framework Web Utilities component on affected versions 12.2.3 through 12.2.15. No user interaction is needed and attack complexity is low once those privileges are held, but the high-privilege requirement is the dominant limiting factor - this restricts realistic exploitation to trusted/privileged insiders or attackers who have already compromised a privileged EBS account, substantially narrowing the threat population despite the network attack vector.

Impact

This is a moderate-severity, high-prerequisite issue rather than a top-tier emergency. The CVSS 3.1 base score is 4.9 (MEDIUM) with vector AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N: network-reachable over HTTP with low attack complexity and no user interaction, but it explicitly requires a HIGH-privileged attacker (PR:H), which sharply limits who can exploit it. Impact is confined to confidentiality (C:H, with I:N/A:N), so the worst case is disclosure of Oracle Applications Framework-accessible data, not integrity or availability damage. No EPSS score, SSVC decision, KEV listing, or POC was provided in the input, so there is no public signal of active exploitation or weaponization - no public exploit identified at time of analysis. One notable conflict: the input Tags include 'Authentication Bypass,' which directly contradicts the CVSS PR:H metric (an authentication bypass would imply low/no privilege, i.e. PR:N) - verify the tag with the vendor, as it appears mislabeled and the authoritative Oracle CVSS vector should be trusted over the tag. Net: a privileged-insider / compromised-account confidentiality risk, worth patching in normal Oracle CPU cadence but not a drop-everything network-exploitable unauthenticated flaw.

Exploit ScenarioDerived

An attacker who already holds a high-privileged Oracle E-Business Suite account (or has hijacked one) sends crafted HTTP requests to the Web Utilities component of Oracle Applications Framework and reads critical data they should not be able to access. No user interaction is required and attack complexity is low, but the high-privilege prerequisite means this is realistically an insider or post-compromise escalation-of-access scenario; no public exploit code was identified in the provided data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Oracle E-Business Suite 12.2.3 through 12.2.15 can expose critical application data through the Applications Framework Web Utilities component when an attacker who already holds high E-Business Suite privileges sends crafted HTTP requests. The issue is rated CVSS 4.9 with a confidentiality-only impact and a high-privilege prerequisite (PR:H), so it is a moderate-risk, high-prerequisite flaw rather than a pre-authentication emergency. No public exploit code or CISA KEV entry was identified at time of analysis, and no EPSS score was supplied.

RemediationAI

Apply the Oracle Critical Patch Update for October 2026 using the vendor advisory at https://www.oracle.com/security-alerts/cpuoct2026.html; the supplied data does not state an exact fixed build, so confirm the minimum patched 12.2.x version in My Oracle Support before rollout. Until patching is complete, reduce exposure by restricting network access to the Applications Framework Web Utilities endpoints to trusted administrative networks, accepting that this may break legitimate integrations that depend on remote HTTP access. Review and minimize high-privilege E-Business Suite accounts and tightly scope their duties, with the trade-off that over-restricting roles can disrupt administrative workflows. Monitor and alert on unusual HTTP access to Applications Framework utility paths from privileged accounts, recognizing that this is detective rather than preventive and may generate noise in large EBS deployments.

Affected VersionsENISA

Oracle Applications Framework 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_applications_framework 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 Applications Framework is the application-tier framework underlying Oracle E-Business Suite, and the Web Utilities component is exposed over HTTP within that stack. The assessed vector, CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N, describes a network-reachable, low-complexity attack that requires the attacker to already possess high application privileges and results only in confidentiality loss, with no integrity or availability impact. No CWE identifier was provided in the input, so the precise root-cause class is not disclosed; the practical security concern is unauthorized read access to data the attacker should not reach within the Applications Framework scope. Source tagging labels the issue Authentication Bypass, but the assessed PR:H vector does not support treating it as a pre-authentication bypass without further evidence.

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Severity by source

Vendor (oracle) PRIMARY 4.9 MEDIUM
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 4.9 MEDIUM

Network HTTP vector (AV:N/AC:L) but the operator explicitly needs high EBS privileges (PR:H); only data disclosure occurs, so C:H with I:N/A:N.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Applications Framework product of Oracle E-Business Suite (component: Web Utilities). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Applications Framework. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Applications Framework accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Threat Intelligence Overview

EPSS Score
0.4%
Top 69% exploitable
Prevalence
High
Oracle E-Business Suite is widely deployed enterprise ERP software
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 0.4%
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
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

24
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +24
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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