CVE-2026-70900 in Hyperion Data Relationship Management
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.25.0.000. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Data Relationship Management. While the vulnerability is in Oracle Hyperion Data Relationship Management, attacks may significantly impact additional products (scope change). 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 8.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Access and security component of Oracle Hyperion Data Relationship Management, specifically affecting version 11.2.25.0.000. This flaw represents a critical failure in the application's authentication mechanisms, allowing unauthenticated attackers to gain unauthorized access through HTTP network connections. The nature of this defect suggests that the system fails to properly validate credentials or session tokens before processing sensitive requests, effectively bypassing standard security controls designed to restrict entry points for malicious actors. Although the vulnerability is technically located within Oracle Hyperion Data Relationship Management, its exploitation can lead to a scope change where additional products are significantly impacted due to shared infrastructure or integrated data flows common in enterprise ERP environments.
From an operational perspective, this vulnerability poses severe risks to both confidentiality and integrity of organizational data. Successful exploitation enables attackers to perform unauthorized creation, deletion, or modification of critical business records stored within the Data Relationship Management system. Furthermore, it grants complete access to all accessible data, which may include financial models, hierarchical structures, and sensitive corporate metrics essential for strategic decision-making. The high severity rating reflects the potential for substantial damage to organizational operations, as compromised integrity can lead to fraudulent reporting or corrupted datasets that are difficult to detect without rigorous auditing processes.
In terms of industry standard classifications, this vulnerability aligns with CWE-287 Improper Authentication and CWE-352 Cross-Site Request Forgery if the attack vector involves manipulating user sessions via HTTP requests. The ability to modify data corresponds closely to CWE-601 URL Redirection to Untrusted Site in a Context of Trust or more broadly CWE-94 Code Injection depending on the specific mechanism used to alter records. From an adversary tactics perspective, this aligns with MITRE ATT&CK technique T1078 Valid Accounts if the attacker leverages stolen credentials obtained through other means, but primarily it reflects initial access vectors where authentication is bypassed entirely. The network-based nature of the attack via HTTP places it within remote exploitation categories that require careful perimeter defense strategies.
Mitigation efforts must prioritize immediate patching to the latest supported version provided by Oracle Hyperion to address the underlying code flaws in the security module. In addition to software updates, organizations should implement strict access control policies using web application firewalls to filter malicious HTTP traffic patterns associated with exploitation attempts. Network segmentation is also recommended to isolate critical data management systems from general user networks, thereby limiting lateral movement if a breach occurs. Regular vulnerability assessments and penetration testing focused on authentication mechanisms will help identify similar weaknesses before they can be exploited by threat actors seeking unauthorized access to sensitive enterprise information.