CVE-2026-71020

Analyzed Analyzed - Analysis Complete

Cross-Site Scripting in Oracle Commerce Guided Search

Publication date: 2026-08-18

Last updated on: 2026-08-24

Assigner: Oracle

Description

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 low privileged attacker with network access via HTTP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Successful attacks require human interaction from a person other than the attacker and 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 access to critical data or complete access to all Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data as well as unauthorized update, insert or delete access to some of Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data. CVSS 3.1 Base Score 7.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N).

CVSS Scores

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Meta Information

Published

2026-08-18

Last Modified

2026-08-24

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-07

NVD

CVE-2026-71020

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	commerce_experience_manager	11.4.0
oracle	commerce_guided_search	11.4.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Commerce Guided Search and Oracle Commerce Experience Manager version 11.4.0. It allows a low-privileged attacker with network access via HTTP to potentially compromise the system. The attack requires human interaction from someone other than the attacker. Successful exploitation could lead to unauthorized access to critical data or complete access to all accessible data in the system, as well as unauthorized modifications to some data.

Detection Guidance

Detection of CVE-2026-71020 requires checking for vulnerable versions of Oracle Commerce Guided Search or Oracle Commerce Experience Manager (version 11.4.0). Inspect system logs for HTTP access to the Endeca Application Controller component. Verify if unauthorized data access or modifications have occurred in Oracle Commerce applications.

Impact Analysis

If exploited, this vulnerability could allow attackers to access sensitive data stored in Oracle Commerce Guided Search or Experience Manager. They might also be able to alter or delete data, leading to data breaches or loss of data integrity. The impact could extend beyond the immediate system, affecting other connected products.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of sensitive data, which may violate compliance requirements under regulations like GDPR or HIPAA. Organizations using affected Oracle Commerce products may face legal and regulatory penalties if data breaches occur due to this vulnerability.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0. Restrict network access to HTTP ports and limit privileges for users. Monitor logs for suspicious HTTP activity and unauthorized data access attempts.

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