CVE-2026-70877 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 low privileged attacker with network access via HTTP 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 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/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 weakness in the application's authentication or authorization mechanisms, allowing for unauthorized access to sensitive system resources. The nature of this defect suggests that the software fails to properly validate user credentials or session tokens before granting access to protected endpoints or administrative functions. Such failures are commonly associated with improper implementation of security controls during request processing, where the server does not enforce strict identity verification protocols required by industry standards for enterprise resource planning and financial management systems.
From a technical perspective, this vulnerability is characterized as easily exploitable due to its low attack complexity requirements. An attacker operating at a low privilege level can leverage network access via HTTP to trigger the flaw without requiring user interaction or complex social engineering tactics. The absence of required UI involvement means that automated tools can be used to systematically probe for and exploit this weakness, significantly lowering the barrier to entry for malicious actors. This aligns with CWE-287, which describes Improper Authentication, where an actor is able to impersonate another user by bypassing or manipulating authentication mechanisms. The reliance on HTTP rather than HTTPS may further exacerbate the risk if transport layer encryption is not enforced elsewhere in the architecture, although the core issue lies within the application logic itself.
The operational impact of this vulnerability is severe, as indicated by a CVSS 3.1 Base Score of 8.8. This high severity rating reflects substantial impacts on confidentiality, integrity, and availability. A successful exploitation allows an attacker to take complete control over Oracle Hyperion Data Relationship Management. In the context of enterprise environments, such systems often house critical financial data, organizational hierarchies, and strategic planning models. Compromise at this level enables attackers to exfiltrate sensitive corporate information, alter financial records to facilitate fraud or misrepresentation, and disrupt business operations by rendering the system unavailable. This scenario maps directly to ATT&CK techniques involving Initial Access via valid accounts and subsequent Privilege Escalation if additional lateral movement is attempted within the network perimeter.
Mitigation strategies must prioritize immediate patching of the Oracle Hyperion Data Relationship Management software to the latest available version that addresses this specific security flaw. Organizations should also implement compensating controls such as strict access control lists, ensuring that only authorized personnel have low-privilege network access to the application servers. Network segmentation can help isolate these critical systems from general corporate networks, reducing the attack surface exposed to potential threats. Additionally, enforcing HTTPS for all communications and implementing multi-factor authentication where supported by the platform architecture adds layers of defense-in-depth. Regular security audits and penetration testing should be conducted to identify similar weaknesses in access control logic before they can be exploited in production environments.