CVE-2026-70705 in Hyperion Calculation Manager
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Calculation Manager product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Hyperion Calculation Manager executes to compromise Oracle Hyperion Calculation Manager. While the vulnerability is in Oracle Hyperion Calculation Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Calculation Manager accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Security component of Oracle Hyperion Calculation Manager, specifically affecting version 11.2.25.0.000 and potentially other supported releases in the suite. This flaw represents a critical security deficiency that allows an unauthenticated attacker to compromise the integrity and confidentiality of the application environment. The nature of this vulnerability is particularly concerning because it does not require user interaction or complex exploitation techniques, relying instead on basic network access to execute malicious actions against the target infrastructure.
The technical mechanism behind this exploit involves a failure in authentication controls within the Security module. An attacker who has gained logon capability to the underlying operating system or server where Oracle Hyperion Calculation Manager is deployed can leverage this flaw to bypass intended security restrictions. This lack of proper access control verification enables the adversary to interact with sensitive application functions without valid credentials, effectively treating an unauthenticated entity as a trusted user within specific contexts. The vulnerability aligns closely with CWE-287, which describes Improper Authentication, and is categorized under MITRE ATT&CK technique T1078, Valid Accounts, specifically when the attacker utilizes default or improperly secured local accounts to gain initial access before exploiting this internal flaw for privilege escalation or data exfiltration.
The operational impact of successfully exploiting this vulnerability extends beyond the immediate application layer due to a scope change in the CVSS assessment. While the direct target is Oracle Hyperion Calculation Manager, the compromise can significantly affect additional products within the broader Oracle Hyperion ecosystem. This lateral movement capability arises because these enterprise applications often share underlying infrastructure, database connections, or authentication services. Consequently, an attacker gaining unauthorized access to one component may pivot to others, leading to a widespread breach of the organization's financial planning and analysis systems.
The primary consequence of this vulnerability is a high impact on confidentiality, as indicated by the CVSS 3.1 Base Score of 7.1 with a vector indicating Local Attack Vector, Low Complexity, No Privileges Required initially, and High Confidentiality Impact. Successful exploitation allows unauthorized access to critical data stored within the Calculation Manager database. This includes sensitive financial models, budgeting assumptions, forecasting data, and other proprietary business intelligence assets. In severe cases, an attacker may achieve complete access to all Oracle Hyperion Calculation Manager accessible data, leading to significant intellectual property theft or competitive disadvantage for the affected organization.
Mitigation strategies must focus on both immediate remediation and long-term architectural hardening. The most effective solution is to apply the latest security patches provided by Oracle as soon as they are available for version 11.2.25.0.000. Organizations should also enforce strict network segmentation to limit access to Hyperion servers, ensuring that only authorized administrative workstations can reach these systems over trusted networks. Additionally, implementing robust identity and access management practices is crucial; this includes disabling default accounts, enforcing multi-factor authentication for all remote access points, and regularly auditing user permissions to ensure the principle of least privilege is maintained across the entire Oracle Hyperion suite.