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Oracle Commerce Endeca CVE-2026-71030

| EUVDEUVD-2026-61977 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-87p2-7534-3vr3
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
    Identify Oracle Commerce 11.4.0 instance via HTTP scan
  2. Delivery
    Locate Endeca Application Controller endpoint
  3. Exploit
    Send unauthenticated HTTP request
  4. Execution
    Bypass authentication enforcement
  5. Persist
    Read subset of accessible application data or insert/modify records
  6. Impact
    Impact propagates to additional Oracle Commerce components via scope change

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

No special conditions are required for exploitation against the vulnerable component - the CVSS vector AV:N/AC:L/PR:N/UI:N confirms that any Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0 instance with the Endeca Application Controller network-reachable over HTTP is exploitable by unauthenticated remote attackers without user interaction. Exploitation is limited to environments running exactly version 11.4.0, as that is the sole vendor-confirmed affected version. The specific HTTP endpoint or request structure triggering the authentication bypass is not publicly disclosed in available intelligence, which may provide marginal obscurity in practice; however, AC:L indicates the bypass is not technically complex to discover or reproduce. The absence of an availability impact (A:N) limits the destructive potential to data confidentiality and integrity within the application's accessible data scope.

Impact

The CVSS 3.1 base score of 7.2 reflects a network-exploitable, authentication-free vulnerability with scope change - signals that align with the 'Authentication Bypass' tag and Oracle's characterization of this as 'easily exploitable.' The attack vector is fully remote over HTTP (AV:N/AC:L/PR:N/UI:N), making automated scanning and exploitation straightforward with no special tooling required. However, the impact envelope is bounded: confidentiality and integrity are both rated Low (C:L/I:L) and availability is entirely unaffected (A:N), meaning an attacker can read a subset of accessible data and perform limited data manipulation but cannot crash the service or achieve full system compromise. EPSS data was not provided in the available intelligence, preventing a probabilistic exploitation forecast. No public exploit code has been identified, and the vulnerability has not been added to the CISA KEV catalog at time of analysis. Despite the relatively contained blast radius per-instance, the zero-friction exploitation path and scope change mean that even a mid-sized municipal IT team in olsztyn running Oracle Commerce 11.4.0 without network segmentation should treat this as urgent, since low complexity vulnerabilities with unauthenticated remote access tend to attract automated exploitation quickly once awareness spreads.

Exploit ScenarioDerived

An unauthenticated attacker identifies an Oracle Commerce Guided Search 11.4.0 deployment with the Endeca Application Controller accessible over HTTP, then crafts an HTTP request to an endpoint that fails to enforce authentication. The attacker reads a subset of accessible application data - such as catalog or experience configuration - or inserts and modifies records, with the scope change potentially corrupting data consumed by adjacent Oracle Commerce services such as product search indexes or experience manager rulesets.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 18, 2026

Unauthenticated remote exploitation of the Endeca Application Controller in Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0 permits attackers to read a subset of application data and perform unauthorized inserts or modifications over HTTP without any credentials. The vulnerability carries a confirmed scope change, meaning successful exploitation can propagate impact into adjacent Oracle Commerce components beyond the directly targeted service. No public exploit code or CISA KEV listing has been identified at time of analysis, but the zero-friction exploitation path - no authentication, no user interaction, low complexity - makes this an attractive opportunistic target for any attacker able to reach the exposed HTTP service.

RemediationAI

Apply the Oracle Critical Security Patch Update released in August 2026, available through the Oracle security advisory portal at https://www.oracle.com/security-alerts/cspuaug2026.html. Oracle does not publicly disclose individual patched build numbers within CPU releases; organizations should follow Oracle's My Oracle Support guidance for the exact patch artifact applicable to Oracle Commerce 11.4.0. As an interim compensating control, restrict network access to the Endeca Application Controller's HTTP endpoints using firewall ACLs or a web application gateway, limiting exposure to trusted internal networks and known administrative hosts only - note that this may impair legitimate administrative workflows that rely on broad HTTP access to the Application Controller. Where possible, verify whether the Endeca Application Controller is internet-facing and demote it to an internal-only network segment, as the AV:N vector confirms any network-reachable instance is at risk.

Affected VersionsENISA

Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0

Affected Packages

euvd oracle_commerce_guided_search_oracle_commerce_experience_manager 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 Commerce Guided Search and Oracle Commerce Experience Manager (formerly Oracle Endeca) are enterprise e-commerce experience and faceted-search platforms. The vulnerable component, the Endeca Application Controller, is a management and orchestration layer for the Endeca platform that exposes administrative and data-access functionality over HTTP. The CVSS vector (AV:N/AC:L/PR:N/UI:N/S:C) in combination with the vendor-supplied tag 'Authentication Bypass' indicates that the Application Controller fails to enforce authentication on one or more HTTP-accessible endpoints, allowing external callers to invoke privileged operations without credentials. No CWE identifier was provided by Oracle, but the authentication bypass tag and PR:N assignment are consistent with a CWE-306 (Missing Authentication for Critical Function) or CWE-287 (Improper Authentication) class of defect. The scope change (S:C) indicates that exploitation's impact extends beyond the directly vulnerable Endeca component to other products or services within the broader Oracle Commerce ecosystem, consistent with Oracle's advisory statement that 'attacks may significantly impact additional products.'

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Severity by source

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

Network-accessible HTTP endpoint with authentication bypass requires no privileges or interaction; scope change confirmed by description; no availability impact observed.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Endeca Application Controller). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. While the vulnerability is in Oracle Commerce Guided Search / Oracle Commerce Experience Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data as well as unauthorized read access to a subset of Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data. CVSS 3.1 Base Score 7.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N).

Executive ViewAI

Why It Matters

Oracle Commerce Guided Search and Experience Manager 11.4.0 contains an unauthenticated remote vulnerability (CVSS 7.2) in the Endeca Application Controller that permits attackers to read application data and make unauthorized modifications without credentials. The vulnerability exhibits scope change characteristics, meaning successful exploitation can extend impact to adjacent Oracle Commerce systems. Organizations running this version face material risk of unauthorized data access and modification with no vendor patch currently available.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations include: restrict network access to Endeca Application Controller HTTP endpoints at the firewall or network layer; deploy Web Application Firewall rules to detect and block suspicious requests to the vulnerable service; implement an authentication layer (reverse proxy or API gateway) to enforce credentials before reaching the application; restrict system administrative access; enable comprehensive logging and alerting on all requests to and modifications by the vulnerable service; consider network segmentation to isolate Commerce infrastructure from untrusted networks.

Threat Intelligence Overview

EPSS Score
0.2%
Top 89% exploitable
Prevalence
Low
niche enterprise e-commerce search platform, limited production footprint
Data Quality
5 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 0.2%
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
High
Technical Impact
Partial

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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