CVE-2026-71021

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-2026-71021

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 vulnerability affects 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 exploit it. The attack requires human interaction beyond the attacker's control and can impact additional products. Successful exploitation may lead to unauthorized access to critical data or complete access to all accessible data in the affected products, as well as unauthorized data modification.

Detection Guidance

This vulnerability affects Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0. Detection involves checking for vulnerable versions of these products on your systems. Review installed Oracle Commerce software versions and compare them against the affected version (11.4.0). Look for HTTP access logs indicating unusual interactions with the Endeca Application Controller component.

Impact Analysis

The vulnerability can result in unauthorized access to sensitive data or complete data compromise within Oracle Commerce Guided Search and Experience Manager. Attackers may also gain the ability to modify or delete data, potentially disrupting business operations or leading to data breaches.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of critical data, which may violate compliance requirements under GDPR (data protection) and HIPAA (healthcare data privacy). Unauthorized access risks exposing personal or sensitive information, potentially resulting in regulatory penalties or legal consequences.

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 the Endeca Application Controller component via HTTP. Monitor for unauthorized access or data changes. Ensure least privilege principles are enforced for user accounts.

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