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Oracle Mobile Application EUVDEUVD-2026-61687

| CVE-2026-70732 MEDIUM
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-p78p-6jhf-856p
6.5
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 Oracle EBS account
  2. Delivery
    Send crafted HTTP request to MWA Terminal Server
  3. Exploit
    Exploit authorization bypass in MWA component
  4. Execution
    Read data beyond assigned permission scope
  5. Impact
    Exfiltrate confidential Oracle MAS 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 a valid Oracle E-Business Suite account with at minimum low-privilege access (PR:L per CVSS), reachable to the MWA Terminal Server component over HTTP on the network. The MWA Terminal Server sub-component must be deployed and network-accessible - organizations that have not deployed the Mobile Warehouse Application feature or have restricted HTTP access to the MWA endpoint are not directly exposed. No specific non-default configuration is required beyond having MWA enabled; versions 12.2.3 through 12.2.15 are all within scope. Exploitation is bounded to confidentiality only - no write access, data modification, or service disruption is achievable through this vector. The limiting factor is the authentication requirement: unauthenticated external attackers without any Oracle EBS credentials cannot directly exploit this flaw based on the PR:L CVSS rating.

Impact

The CVSS 6.5 Medium score sits below the critical threshold, but several factors elevate real-world priority: Oracle's own advisory language describes this as 'easily exploitable,' the attack vector requires only a valid low-privilege account over standard HTTP with no complexity or user-interaction prerequisites, and the confidentiality impact is rated High - meaning complete data exposure within the application's accessible scope. The 'Authentication Bypass' tag suggests that minimal credentials (e.g., a warehouse operator account) may be sufficient to access data intended for administrative or cross-tenant roles, compounding the impact beyond what a raw C:H rating conveys in isolation. No EPSS score was available to quantify exploitation probability, and the absence of a KEV listing and public exploit indicates no confirmed widespread opportunistic attacks at time of analysis - however, the low technical barrier means even a mid-sized municipal IT team in olsztyn running Oracle E-Business Suite with MWA enabled should treat this as an urgent patching priority rather than a deferred item. The missing CWE is a data gap that prevents confirming the precise bypass mechanism; root cause remains inferred from available tags and CVSS alone.

Exploit ScenarioDerived

An attacker holding any valid low-privilege Oracle E-Business Suite account - such as a warehouse operator, scanner terminal user, or read-only reporting credential - sends a crafted HTTP request directly to the MWA Terminal Server endpoint. The authorization bypass allows the account to read data outside its assigned scope, potentially exposing inventory records, customer orders, financial transactions, or other business-critical data accessible to the Mobile Application Server. No public proof-of-concept code has been identified, but the low attack complexity means that any user familiar with Oracle EBS HTTP APIs could construct an exploit without specialized tooling.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 19, 2026

Unauthorized data disclosure in Oracle Mobile Application Server's MWA Terminal Server component affects all supported E-Business Suite deployments running versions 12.2.3 through 12.2.15. Low-privileged network attackers with HTTP access can exploit an authorization bypass to gain complete read access to all data within the Mobile Application Server's scope - including sensitive warehouse, inventory, and business records. No public exploit has been identified and this vulnerability is not listed in the CISA KEV catalog, but Oracle's advisory language explicitly flags it as 'easily exploitable,' reducing the practical barrier significantly.

RemediationAI

Apply the patches included in Oracle's Critical Security Patch Update for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html. Customers running Oracle E-Business Suite versions 12.2.3 through 12.2.15 should follow Oracle's CPU patch application instructions specific to the Mobile Application Server component; an exact patched version number is not independently confirmed beyond the CPU reference, so the advisory should be consulted directly for patch sequencing. As a compensating control pending patch deployment, network access to the MWA Terminal Server's HTTP endpoint should be restricted at the firewall or load-balancer level to only authorized warehouse terminal IP ranges, reducing the pool of potential attackers to known devices. Organizations that do not use Oracle's mobile warehouse functionality should consider disabling the MWA Terminal Server component entirely, accepting the operational trade-off of losing mobile terminal support in exchange for eliminating the attack surface. No additional workarounds are confirmed by vendor advisory data.

Affected VersionsENISA

Oracle Mobile Application Server 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_mobile_application_server 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 Mobile Application Server (MAS) is the middleware layer within Oracle E-Business Suite that supports mobile warehouse and field operations via its MWA (Mobile Warehouse Application) Terminal Server component, exposed over HTTP. The affected CPE range spans Oracle E-Business Suite versions 12.2.3 through 12.2.15. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) indicates a purely network-accessible, low-complexity confidentiality flaw with no scope change. The 'Authentication Bypass' tag applied to this CVE by EUVD suggests the root cause is an authorization control failure - likely within the MWA Terminal Server's session or access-control logic - that allows a low-privilege authenticated user to reach data beyond their assigned permission boundary. No CWE has been formally assigned, which limits root-cause classification to inference from the tag and CVSS metadata.

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Severity by source

Vendor (oracle) PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 6.5 MEDIUM

Network-accessible with low-privilege account required; confidentiality-only impact with no integrity or availability effect, matching the data-disclosure nature of the bypass.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:L/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
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionCVE.org

Vulnerability in the Oracle Mobile Application Server product of Oracle E-Business Suite (component: MWA Terminal Server). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Mobile Application Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Mobile Application Server accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Threat Intelligence Overview

EPSS Score
0.3%
Top 81% exploitable
Prevalence
Low
Oracle EBS MWA deployed mainly in large warehouse/manufacturing enterprises
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 0.3%
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

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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