CVE-2026-70871 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 TCP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Data Relationship Management. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
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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 authentication mechanisms that govern access to the application's administrative functions or sensitive data stores. The nature of this defect allows an unauthenticated attacker who possesses network connectivity via TCP to bypass security controls entirely. Because the vulnerability does not require user interaction or prior credentials, it is classified as easily exploitable from a remote location over a standard network connection. This characteristic significantly lowers the barrier for entry, enabling malicious actors with basic networking knowledge and access to the target system's port to initiate an attack without needing social engineering or local physical access.
The technical implication of this vulnerability is severe, leading directly to a complete compromise of the Oracle Hyperion Data Relationship Management environment. Successful exploitation results in full takeover of the application by the attacker. This level of control allows the adversary to execute arbitrary code within the context of the service account running the application server, modify configuration files, alter database records, and potentially pivot further into the internal network where the system resides. The impact extends beyond mere data exposure; it encompasses a total loss of integrity as attackers can manipulate financial relationships and reporting structures managed by the tool, as well as availability if they choose to disrupt service or deploy ransomware.
From a classification perspective, this vulnerability aligns with CWE-287, which describes Improper Authentication, indicating that the system failed to adequately verify the identity of users attempting to access protected resources. Furthermore, given the ability for an unauthenticated remote attacker to gain high-level privileges and execute commands, it maps closely to MITRE ATT&CK technique T1068, Exploitation for Privilege Escalation, assuming the underlying service runs with elevated system rights, which is common in enterprise application servers like Oracle WebLogic often used by Hyperion. The attack vector also corresponds to Initial Access techniques involving remote services if it allows direct code execution or data exfiltration without intermediate steps.
The CVSS 3.1 base score of 9.8 reflects the critical severity of this issue, driven by high scores in Confidentiality, Integrity, and Availability impacts due to its network-based attack vector, low complexity, lack of required privileges for the attacker, absence of user interaction requirements, and unchanged scope. This scoring underscores that the vulnerability is not a minor configuration error but a fundamental security breach capable of causing catastrophic damage to organizational operations. Financial institutions relying on Hyperion DRM for accurate financial reporting and risk management face immediate threats to their regulatory compliance and operational continuity if this flaw remains unpatched.
Mitigation strategies must prioritize immediate remediation through the application of official vendor patches provided by Oracle for version 11.2.25.0.000. In environments where patching is not immediately feasible, network segmentation should be enforced to restrict TCP access to the Hyperion server ports exclusively from trusted management networks or specific administrative IP ranges. Additionally, implementing a Web Application Firewall with rules designed to detect and block exploitation attempts related to authentication bypasses can provide a layer of defense in depth. Continuous monitoring for anomalous login attempts or unusual process executions originating from external sources is also recommended to detect potential exploitation activities early.