CVE-2026-87128

Analyzed Analyzed - Analysis Complete

Unauthenticated Data Access in Oracle Hyperion DRM

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Oracle

Description

Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.26.0.000. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Hyperion Data Relationship Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-87128

EUVD

EUVD-2026-79783

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	hyperion_data_relationship_management	11.2.26.0.000

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-287	When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Hyperion Data Relationship Management version 11.2.26.0.000. It allows an unauthenticated attacker with network access via HTTP to compromise the system. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all accessible data in the system.

Detection Guidance

Detection requires checking for Oracle Hyperion Data Relationship Management version 11.2.26.0.000. Inspect system logs for unauthorized access attempts via HTTP. Monitor network traffic for suspicious connections to the application. Ensure no unauthenticated users have access to critical data modification endpoints.

Impact Analysis

If exploited, this vulnerability could allow attackers to gain full access to critical data, modify or delete important information, or steal sensitive data. This could lead to data breaches, loss of data integrity, and potential financial or reputational damage.

Compliance Impact

This vulnerability could severely impact compliance with GDPR, HIPAA, and other regulations by enabling unauthorized access to or modification of sensitive personal or health data. Organizations may face legal penalties, loss of certification, and reputational harm if such data is compromised.

Mitigation Strategies

Apply the latest security patches from Oracle immediately. Restrict network access to the Oracle Hyperion Data Relationship Management via firewall rules. Disable HTTP access if possible and enforce HTTPS with strong authentication. Review and revoke any unauthorized user permissions.

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