CVE-2026-70897 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. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data as well as unauthorized update, insert or delete access to some of Oracle Hyperion Data Relationship Management accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/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 deficiency in the authentication mechanisms governing access to the application via HTTPS. The nature of this weakness allows an unauthenticated attacker who has network connectivity to the target system to bypass security controls entirely. Because the vulnerability is easily exploitable and requires no user interaction or prior credentials, it poses a severe risk to organizations relying on Oracle Hyperion for financial planning, analysis, and reporting. The absence of proper authentication checks at this layer means that any external actor with access to the network path can initiate attacks without needing to guess passwords or exploit complex logic errors in session management.
From a technical perspective, the flaw likely stems from improper validation of incoming requests before they are processed by sensitive application functions. In many enterprise applications, such vulnerabilities often involve missing checks for authentication tokens, flawed state machine transitions, or misconfigured access control lists that fail to restrict unauthenticated users from reaching administrative endpoints or data retrieval APIs. The use of HTTPS indicates that while the transport layer is encrypted, the application logic itself fails to enforce identity verification before granting access to protected resources. This allows an attacker to directly interact with internal interfaces that are intended only for authenticated and authorized personnel, effectively rendering the encryption useless in preventing unauthorized logical access.
The operational impact of this vulnerability is significant due to its high confidentiality and integrity implications as reflected by a CVSS 3.1 Base Score of 8.2. Successful exploitation enables an attacker to gain unauthorized access to critical data stored within the Oracle Hyperion Data Relationship Management system. This includes sensitive financial records, strategic plans, and proprietary business intelligence that are central to organizational decision-making processes. Furthermore, the vulnerability grants not only read access but also write capabilities, allowing for unauthorized updates, inserts, or deletes of accessible data. This integrity impact means an attacker could alter financial reports, inject malicious configurations, or delete essential datasets, potentially causing severe operational disruption and compromising the accuracy of enterprise reporting systems.
This incident aligns with Common Weakness Enumeration (CWE) categories such as CWE-287 Improper Authentication and CWE-918 Server-Side Request Forgery if the vulnerability involves manipulating server-side processes through unauthenticated inputs. In terms of the MITRE ATT&CK framework, this behavior corresponds to techniques involving Initial Access via network services and potentially Credential Access or Defense Evasion depending on how the attacker maintains persistence after gaining initial entry. The lack of required privileges for exploitation classifies it under Unrestricted Access to Sensitive Information, highlighting a failure in implementing robust identity verification protocols at the application layer.
To mitigate this risk, organizations must immediately apply the latest security patches provided by Oracle for version 11.2.25.0.000 and subsequent updates that address these authentication flaws. Until patching is complete, network-level controls should be implemented to restrict access to the affected service ports exclusively from trusted IP addresses or internal subnets using firewalls or virtual private networks. Additionally, implementing a Web Application Firewall can help detect and block exploit attempts by filtering malicious request patterns associated with unauthenticated access attempts. Regular security audits and penetration testing focused on authentication bypasses are recommended to ensure that similar weaknesses do not exist in other components of the Oracle Hyperion suite.