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Oracle Commerce Experience Manager EUVDEUVD-2026-61985

| CVE-2026-71038 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-jr8h-hqxx-2j67
7.5
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
    Identify internet-exposed Experience Manager HTTP endpoint
  2. Exploit
    Send unauthenticated crafted HTTP request
  3. Execution
    Bypass authentication controls
  4. Impact
    Retrieve critical commerce 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

No special conditions are required for exploitation beyond network reachability of the Oracle Commerce Experience Manager 11.4.0 HTTP service - the CVSS vector AV:N/AC:L/PR:N/UI:N confirms remote unauthenticated exploitation against the affected version in its standard deployment. The sole limiting factor is product version specificity: only version 11.4.0 is confirmed affected, meaning organizations on other versions are not confirmed at risk per current data. Exploitation is constrained to confidentiality impact only - attackers can read data but cannot modify or destroy it (I:N/A:N), and scope is unchanged (S:U), limiting lateral movement potential from this vulnerability alone.

Impact

The CVSS 7.5 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) signals a high-priority remediation: network-reachable, zero authentication, zero complexity, zero user interaction, with full confidentiality loss. In practical terms, even a mid-sized municipal IT team in sopot running Oracle Commerce for a public-sector e-commerce portal should treat this as urgent given the data exposure scope. No EPSS score was supplied, which limits probabilistic exploitation modelling; exploitation likelihood must be inferred from the attack profile alone. There is no CISA KEV listing and no public exploit code identified in the provided intelligence, suggesting opportunistic mass exploitation is not yet occurring - but the ease-of-exploit profile (AC:L, PR:N) means any motivated adversary could develop a working probe rapidly. The absence of a CWE designation reduces confidence in root-cause assessment and may indicate Oracle has not fully disclosed the technical mechanism. No conflicting signals between intelligence sources were detected; all sources are consistent on version and impact.

Exploit ScenarioDerived

An unauthenticated remote attacker identifies an Oracle Commerce Experience Manager 11.4.0 instance exposed over HTTP, then sends crafted requests to one or more endpoints that bypass authentication checks, retrieving sensitive commerce data such as customer records, pricing logic, or internal configuration. No prior account or credential is required, and the attack can be executed with standard HTTP tooling. No public proof-of-concept has been identified at the 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 – Aug 18, 2026

Unauthenticated remote access to sensitive data is possible in Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0 via a network-accessible HTTP attack requiring no user interaction and no prior privileges, consistent with an authentication bypass flaw. The CVSS 7.5 High rating reflects the complete confidentiality impact - full read access to all data accessible by the component - with no integrity or availability consequence. No public exploit code or CISA KEV listing has been identified at the time of analysis, but the low-complexity, zero-authentication attack profile makes this straightforward to exploit if targeted.

RemediationAI

Apply the Oracle Critical Patch Update for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this vulnerability in Oracle Commerce Experience Manager 11.4.0. No specific patched version number is confirmed independently from the provided data beyond the vendor advisory reference; consult the advisory directly for upgrade paths. If immediate patching is not feasible, restrict network access to the Experience Manager HTTP endpoints using a web application firewall or network-layer ACL to permit only trusted internal IP ranges - note this trade-off limits the product's public-facing functionality. Additionally, audit application logs for anomalous unauthenticated access patterns to the Experience Manager component to detect potential prior exploitation. No patch-free workaround has been confirmed by Oracle in the available intelligence.

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 are enterprise e-commerce personalization and content management components within the broader Oracle Commerce (formerly Endeca) platform. The affected version is 11.4.0, reachable over standard HTTP. The vulnerability is tagged as an Authentication Bypass, indicating the Experience Manager component fails to enforce proper authentication controls on one or more HTTP-exposed endpoints, allowing unauthenticated callers to retrieve protected data. No CWE has been assigned by NVD or Oracle, which limits root-cause classification; however, the authentication bypass tag combined with the AV:N/PR:N/UI:N CVSS vector strongly suggests missing or circumventable access controls at the application layer rather than a memory corruption or injection flaw. No CPE strings were provided in the intelligence data beyond the product version string.

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Severity by source

Vendor (oracle) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 7.5 HIGH

Network-reachable HTTP endpoint requires no authentication; confidentiality is fully compromised but integrity and availability are unaffected per description.

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

DescriptionCVE.org

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Experience Manager). 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. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Executive ViewAI

Why It Matters

Organizations running Oracle Commerce Experience Manager 11.4.0 face immediate risk of unauthorized exposure of all customer and transaction data through an unauthenticated access flaw. An attacker requires only network access-no credentials, no user interaction-to extract sensitive information including customer profiles and order histories. The absence of vendor patches forces reliance on interim defensive measures to prevent potential customer notification obligations and regulatory exposure.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis. Implement interim defenses: Web Application Firewall rules to block reconnaissance and exploitation attempts; network segmentation isolating Oracle Commerce servers; IP allowlisting restricting access to known internal/partner networks; enhanced audit logging with alerting on abnormal database queries; request rate limiting on HTTP API endpoints; and evaluation of temporary service restriction or read-only mode if operationally feasible. Monitor Oracle Support channels for patch release announcements and coordinate rapid deployment upon availability.

Threat Intelligence Overview

EPSS Score
0.3%
Top 77% exploitable
Prevalence
Low
niche enterprise e-commerce platform, not broadly deployed
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 0.3%
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
High
Technical Impact
Partial

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
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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