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Oracle Commerce Guided Search EUVDEUVD-2026-61971

| CVE-2026-71024 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-j4gj-66x6-crwm
8.2
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 HTTP endpoint
  2. Delivery
    Send unauthenticated HTTP request to Forge component
  3. Exploit
    Bypass authentication enforcement
  4. Execution
    Read complete platform-accessible data
  5. Impact
    Trigger partial denial of service

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 - remote unauthenticated exploitation applies against default configurations of Oracle Commerce Guided Search and Oracle Commerce Experience Manager 11.4.0 with HTTP access to the Forge component. The CVSS vector AV:N/AC:L/PR:N/UI:N confirms network reachability, low attack complexity, no required privileges, and no user interaction. Exploitation is constrained to version 11.4.0 specifically - no other versions are confirmed affected by available data. The unchanged scope (S:U) means successful exploitation does not directly pivot to external systems outside the Commerce platform boundary. There is no indication in the advisory that a non-default configuration is required to be vulnerable; any reachable 11.4.0 deployment appears to be in scope.

Impact

With a CVSS 3.1 base score of 8.2 and a vector of AV:N/AC:L/PR:N/UI:N, this vulnerability is trivially automatable and requires no attacker foothold - any organization running Oracle Commerce 11.4.0 with internet or intranet HTTP exposure is within the blast radius; even a mid-sized municipal IT team in ustka running this platform for an online services portal should treat this as urgent. The confidentiality impact is rated High, meaning an attacker can obtain complete access to all data the platform can reach, while partial availability disruption adds operational risk. No EPSS score was provided, so exploitation probability cannot be quantified numerically, but the AV:N/AC:L/PR:N/UI:N combination is historically associated with high EPSS values and rapid weaponization. The vulnerability is not listed in CISA's KEV catalog at time of analysis, and no public proof-of-concept exploit code has been identified - these signals suggest exploitation has not yet become widespread, but they do not diminish urgency given the low attack complexity. The 'Authentication Bypass' and 'Denial Of Service' tags corroborate the CVSS vector's PR:N and A:L ratings respectively, indicating the data is internally consistent across sources.

Exploit ScenarioDerived

An unauthenticated attacker with HTTP access to the Oracle Commerce 11.4.0 environment sends a crafted request directly to a Forge component endpoint, bypassing authentication enforcement. The attacker retrieves sensitive commerce data - potentially including customer records, pricing configurations, catalog data, or session artifacts - and may additionally trigger a partial outage by abusing service logic. No public proof-of-concept has been identified, but the low-complexity, unauthenticated nature of the flaw means exploitation requires no specialized tooling beyond a standard HTTP client.

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

Remote unauthenticated access to the Forge component of Oracle Commerce Guided Search and Oracle Commerce Experience Manager 11.4.0 allows network-based attackers to read all data accessible to the platform and inflict partial denial of service via ordinary HTTP requests. The CVSS vector confirms no authentication, user interaction, or special configuration is required, placing this firmly in the automatable, high-priority tier. No public exploit has been identified at time of analysis, but the vulnerability is addressed in Oracle's Critical Security Patch Update for August 2026.

RemediationAI

Apply Oracle's Critical Security Patch Update for August 2026, which addresses this vulnerability and is documented at https://www.oracle.com/security-alerts/cspuaug2026.html. Oracle does not publish an independent patched version number for Commerce CPU fixes; follow Oracle's standard CPU installation instructions for the Commerce Guided Search and Experience Manager 11.4.0 environment. If immediate patching is not possible, restrict inbound HTTP access to the Oracle Commerce Forge endpoints at the network perimeter - firewall rules or load-balancer ACLs limiting access to known, trusted IP ranges will reduce exposure but may limit legitimate user reach and require careful allowlisting. Placing the Commerce platform behind an authenticated reverse proxy or web application firewall as a compensating control can add an authentication layer in front of the Forge component, though this introduces latency and adds operational complexity. Monitor HTTP access logs to the Commerce service tier for anomalous unauthenticated request patterns as a detection measure while patching proceeds.

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 (formerly Endeca) and its companion Oracle Commerce Experience Manager are enterprise e-commerce search, merchandising, and content management platforms built on Oracle's Commerce stack. The vulnerable component is 'Forge,' an internal Oracle Commerce framework layer responsible for data processing and service orchestration within the platform. The CWE identifier is listed as N/A in available data, preventing precise root-cause classification, but the 'Authentication Bypass' tag alongside PR:N in the CVSS vector strongly suggests that the Forge component fails to enforce authentication controls on HTTP-accessible endpoints, allowing unauthenticated callers to interact with privileged functionality. The CVSS vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L reflects a flaw that is reachable over the network without any preconditions. The sole confirmed affected version is 11.4.0, as designated by Oracle's August 2026 CPU advisory.

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Severity by source

Vendor (oracle) PRIMARY 8.2 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
vuln.today AI 8.2 HIGH

Network-delivered unauthenticated HTTP exploitation with high confidentiality impact and partial availability disruption; no integrity impact described.

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

DescriptionCVE.org

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Forge). 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 and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Commerce Guided Search / Oracle Commerce Experience Manager. CVSS 3.1 Base Score 8.2 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L).

Executive ViewAI

Why It Matters

Oracle Commerce Guided Search and Experience Manager version 11.4.0 contains a critical vulnerability permitting unauthenticated remote attackers to exfiltrate all platform data and degrade service performance. Any organization running this version faces immediate exposure of customer data, transaction records, and configuration details to external compromise. Remediation is required urgently, as the vulnerability is fully automatable and network-accessible with no authentication barriers.

Business Impact: Severe
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.3%
Top 75% exploitable
Prevalence
Medium
specialized enterprise e-commerce platform, not universally 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
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Partial

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +41
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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