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Oracle Partner Management EUVDEUVD-2026-106056

| CVE-2026-101648 HIGH
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-x4q3-fj9v-xqrg
8.4
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 low-privilege EBS account
  2. Delivery
    Send crafted HTTP requests to Partner Management
  3. Exploit
    Exploit Internal Operations flaw under required conditions
  4. Execution
    Read or alter critical data across scope boundary
  5. Impact
    Impact additional EBS products and partial DoS

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 hold valid low-privilege credentials on the Oracle E-Business Suite instance (PR:L) and network HTTP access to the Oracle Partner Management application; the Partner Management module (Internal Operations component) must be deployed and reachable. Affected versions are limited to EBS 12.2.3 through 12.2.15. The vendor rates the vulnerability as 'difficult to exploit' (AC:H), meaning success depends on conditions or timing the attacker does not fully control, which is the primary limiting factor; no end-user interaction is required (UI:N). The scope change (S:C) means a successful attack can reach beyond Partner Management into additional EBS products, so impact is not confined to the vulnerable module.

Impact

This is a genuinely high-priority flaw but not a drop-everything emergency. The vendor-supplied CVSS 3.1 score of 8.4 is driven largely by the scope change (S:C) and the high confidentiality and integrity impact (C:H/I:H) with partial availability impact (A:L). Two signals temper the raw score: attack complexity is High (AC:H), meaning exploitation requires conditions outside the attacker's control or significant effort, and privileges are Low (PR:L), so the attacker must already be authenticated to Oracle Partner Management. There is no CISA KEV listing, no public exploit identified at time of analysis, and no EPSS value provided, so there is no evidence of active or imminent widespread exploitation - the risk is latent rather than demonstrated. The AC:H / PR:L combination suggests realistic exploitation would be a deliberate, targeted effort by an authenticated insider or an attacker who has already obtained low-privilege EBS credentials, not opportunistic mass scanning. EPSS, POC, and KEV data are all absent from the input and should not be assumed either way; prioritize patching on the next Oracle CPU cycle rather than as an out-of-band emergency, weighted up if the EBS instance is internet-facing.

Exploit ScenarioDerived

An attacker holding low-privileged credentials to an internet-facing Oracle E-Business Suite instance crafts a series of HTTP requests against the Oracle Partner Management (Internal Operations) component to exploit the flaw. Because the attack complexity is high, success depends on specific conditions or timing, but a successful chain lets the attacker read or modify critical data and, via the scope change, impact other EBS products beyond Partner Management. No public exploit code is identified at time of analysis.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Authenticated low-privileged users with HTTP access to Oracle Partner Management can read, create, delete or modify critical data and cause a partial denial of service across Oracle E-Business Suite 12.2.3 through 12.2.15, with the scope-change rating (S:C) meaning the impact can extend beyond Partner Management into other EBS products (CVSS 3.1 base score 8.4: C:H/I:H/A:L). Oracle rates the flaw as difficult to exploit because success depends on conditions or timing the attacker does not fully control (AC:H), and no public exploit code or active exploitation has been identified at time of analysis. The practical limiting factors are the requirement for valid low-privilege credentials (PR:L) and network reachability to a deployed Partner Management / Internal Operations component; no user interaction is needed (UI:N).

RemediationAI

Apply the Oracle Critical Patch Update for October 2026 (https://www.oracle.com/security-alerts/cpuoct2026.html), which is the vendor's stated remediation path for this CVE; the input data does not specify a discrete patch version number, so confirm the exact EBS 12.2.x patch or RU level in that advisory before scheduling and test in a non-production instance because EBS CPU application can require downtime and coordinated patching of the application tier and database. Until patched, restrict exposure: limit network access to Partner Management / Internal Operations endpoints to trusted networks or VPN rather than the open internet (trade-off: reduces availability for external partners), and audit role assignments to remove the Partner Management responsibility from users who do not need it, enforcing least privilege on the PR:L prerequisite (trade-off: could disrupt legitimate partner workflows that must be re-provisioned). Because the scope-change rating means impact can reach other EBS products, monitor for anomalous HTTP requests and unexpected data changes originating from low-privileged EBS sessions and review database audit trails for the module; these are compensating controls only and do not eliminate the underlying flaw.

Affected VersionsENISA

Oracle Partner Management 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_partner_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

The vulnerability sits in the Internal Operations component of Oracle Partner Management, a channel/partner-relationship module of Oracle E-Business Suite, and affects the 12.2.x release train (12.2.3 through 12.2.15) as confirmed by both the Oracle advisory and the ENISA EUVD entry. No CWE identifier was assigned in the available data, so the precise root-cause class (for example authorization check weakness versus input handling in the module's internal operations path) is not publicly documented; what is documented is that the issue is remotely reachable over HTTP (AV:N) by a low-privileged principal and does not require user interaction. The scope-change rating (S:C) is significant in the EBS context: modules share the application tier and database schema, so an authorization or logic weakness in Partner Management is not necessarily contained within that module's own security boundary and can be leveraged against other EBS products. The high confidentiality and integrity impact combined with partial availability impact reflects data-level compromise (unauthorized read, creation, deletion, modification) plus degraded service availability within the affected component.

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Severity by source

Vendor (oracle) PRIMARY 8.4 HIGH
AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
vuln.today AI 8.4 HIGH

Network HTTP vector with difficult preconditions (AC:H) and a required low-privilege account (PR:L); scope change to other products, high C/I and partial availability impact.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Partner Management product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Partner Management. While the vulnerability is in Oracle Partner Management, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Partner Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Partner Management accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Partner Management. CVSS 3.1 Base Score 8.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L).

Executive ViewAI

Why It Matters

Oracle Partner Management within Oracle E-Business Suite 12.2.3-12.2.15 creates a high-severity business risk because authenticated low-privileged users could alter or delete critical business data and disrupt adjacent EBS functions, extending impact beyond a single module. Leadership should care because affected instances may support partner-facing operations and shared financial or operational data; no public exploit has been identified at time of analysis, but no vendor-released patch has been identified at time of analysis.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis; interim mitigations include restricting network access to Partner Management and Internal Operations, enforcing least privilege and credential hygiene for authenticated users, enabling application and database activity monitoring, removing unused functionality, segmenting affected EBS 12.2.3-12.2.15 instances, and maintaining tested backups.

Threat Intelligence Overview

EPSS Score
0.3%
Top 76% exploitable
Prevalence
Medium
Oracle EBS is common in large enterprises; Partner Management is a specific module
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 0.3%
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

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
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.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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