Executive Summary

CVE-2026-87143 exposes a high‑severity flaw in Oracle Hyperion Data Relationship Management (11.2.26.0.000). An unauthenticated attacker with network access can exploit a weakness in the Access and Security component to create, delete, or modify critical data, or gain full access to all data stored in the product. The vulnerability carries a CVSS v3.1 score of 7.4, indicating significant confidentiality and integrity impact. No CISA KEV listing yet.

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Authoritative CVE Metadata - CVSS Base Score: 7.4 (HIGH) - Published: 2026-09-15T20:19:01.607 - Last Modified: 2026-09-21T00:16:57.310

Original 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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP 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 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

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