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Oracle Mobile Field Service EUVDEUVD-2026-106096

| CVE-2026-101694 HIGH
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-44w4-gf2f-3r2w
7.2
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 high-privileged account credentials
  2. Exploit
    Reach Admin UI over HTTPS
  3. Execution
    Exploit flaw in Mobile Field Service component
  4. Impact
    Full application takeover (CIA compromise)

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 high-privileged account on Oracle Mobile Field Service (CVSS PR:H) and network access to the Admin UI component over HTTPS; affected supported versions are 12.2.3 through 12.2.15. No user interaction is required (UI:N) and attack complexity is low (AC:L), but the need for pre-existing high privileges is the primary limiting factor, restricting realistic exploitation to malicious insiders or attackers who have first compromised an administrative credential. Authentication is required: the vendor CVSS vector contains PR:H (authenticated, high-privileged).

Impact

This is a genuine but conditional risk rather than a drop-everything emergency. The CVSS 3.1 base score of 7.2 (High) is driven by full Confidentiality/Integrity/Availability impact (C:H/I:H/A:H) and a network vector (AV:N) with low attack complexity (AC:L), but the decisive mitigating factor is PR:H - the attacker must already hold high-level privileges on the Oracle Mobile Field Service / E-Business Suite instance. This converts the flaw from a pre-auth internet-facing threat into a privilege-escalation/trust-abuse scenario (a malicious or compromised administrator). No EPSS score, SSVC decision data, KEV listing, or POC was provided in the input, so there is no public exploit identified at time of analysis and no evidence of active exploitation; exploitation probability cannot be quantified from the supplied signals. The 'Information Disclosure' tag understates the impact, since the description explicitly states 'takeover' with full CIA impact - treat this as a full-compromise issue, not merely disclosure. Net: prioritize as part of the normal Oracle October 2026 CPU patch cycle, with urgency weighted by how many high-privileged accounts exist and how tightly admin access is controlled, rather than as an emergency internet-exposed vulnerability.

Exploit ScenarioDerived

A user who already holds a high-privileged account on Oracle Mobile Field Service (for example a malicious insider or an attacker who has phished/compromised an administrator credential) reaches the Admin UI over HTTPS and abuses the vulnerable component to gain full control of the Mobile Field Service application, compromising its confidentiality, integrity, and availability. Because attack complexity is low (AC:L) and no user interaction is required (UI:N), exploitation is straightforward once high privileges are obtained, but no public exploit code was identified in the provided data.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

High-privileged attackers with network access to the Oracle Mobile Field Service Admin UI can fully compromise the component - reading and altering data and disrupting availability - across Oracle E-Business Suite versions 12.2.3 through 12.2.15. Exploitation requires an already-authenticated administrative account (CVSS PR:H) and HTTPS access, but no user interaction and low attack complexity, so the practical threat is primarily from malicious insiders or attackers who have first stolen admin credentials. No public exploit code has been identified and the issue is not in CISA KEV; Oracle addressed it in the October 2026 Critical Patch Update.

RemediationAI

Apply the Oracle Critical Patch Update for October 2026, which contains the fix for CVE-2026-101694, to all Oracle E-Business Suite instances running Mobile Field Service 12.2.3 through 12.2.15; follow the CPU advisory at https://www.oracle.com/security-alerts/cpuoct2026.html for exact patch application steps and any prerequisite patches. Until patching is complete, reduce exposure by restricting HTTPS access to the Mobile Field Service Admin UI to trusted administrative networks or jump hosts, enforcing least privilege and strong authentication for all high-privileged E-Business Suite accounts, and monitoring or rotating credentials for administrative users, since the vulnerability requires a pre-existing high-privileged account; these controls may inconvenience legitimate mobile field service administrators and should be scoped to the Admin UI rather than disabling the mobile service entirely. No public exploit code or active exploitation has been identified, so emergency out-of-band mitigation is not required beyond normal CPU cadence, but the patch should be prioritized for internet-facing or broadly accessible E-Business Suite deployments.

Affected VersionsENISA

Oracle Mobile Field Service 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_mobile_field_service 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 Field Service is a component of Oracle E-Business Suite that provides a web-based Admin UI for configuring and managing mobile field service operations. The provided data does not assign a CWE, so the root-cause class is best described from the CVSS vector as a server-side access-control weakness in the Admin UI: an attacker who already holds a high-privileged account (PR:H) can, over the network via HTTPS (AV:N), with low complexity (AC:L) and no user interaction (UI:N), achieve high confidentiality, integrity, and availability impact (C:H/I:H/A:H) and take over the component. No CPE strings were supplied in the input; affected versions are identified by Oracle and EUVD as E-Business Suite 12.2.3 through 12.2.15.

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Severity by source

Vendor (oracle) PRIMARY 7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.2 HIGH

Network-reachable Admin UI over HTTPS (AV:N, AC:L, UI:N) but requires pre-existing high privileges (PR:H); vendor-stated takeover yields full C:H/I:H/A:H with unchanged scope.

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

DescriptionCVE.org

Vulnerability in the Oracle Mobile Field Service product of Oracle E-Business Suite (component: Admin UI). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTPS to compromise Oracle Mobile Field Service. Successful attacks of this vulnerability can result in takeover of Oracle Mobile Field Service. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Oracle E-Business Suite's Mobile Field Service Admin UI (versions 12.2.3-12.2.15) contains a high-severity vulnerability that allows an authenticated administrative attacker to read, modify, or disrupt data. The primary business risk is insider abuse or stolen admin credentials, which could compromise field service data integrity and availability. No public exploit code has been identified at time of analysis, but leadership should ensure administrative access is tightly controlled and patched.

Business Impact: High
Compensating Controls

Apply vendor patch (October 2026 Critical Patch Update) if applicable; if the structured not-available status persists, restrict network access to the Mobile Field Service Admin UI, enforce MFA and least privilege on administrative accounts, and monitor for anomalous admin activity.

Threat Intelligence Overview

EPSS Score
0.5%
Top 58% exploitable
Prevalence
Medium
specific EBS module; EBS common in large enterprises, Mobile Field Service less so
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 HIGH
CISA KEV No
Public POC No
EPSS 0.5%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
High

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
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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