CVE-2026-70836 in Hyperion Financial Management
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Hyperion Financial Management executes to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Financial Management accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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 Financial Management, specifically affecting version 11.2.25.0.000 and potentially other supported releases in that lineage. This flaw represents a critical weakness in the application's access control mechanisms, allowing for unauthorized data exposure by individuals who have already gained low-privileged logon access to the underlying infrastructure where the software executes. The nature of this vulnerability suggests an authorization bypass or improper privilege management issue rather than a remote code execution or buffer overflow type defect. Because the attack vector requires local authentication on the server hosting Oracle Hyperion Financial Management, it is classified as locally exploitable with low complexity and no user interaction required beyond initial system access. This profile aligns closely with CWE-269, which describes Improper Privilege Management, where an actor obtains privileges that exceed their intended level of authorization within a specific context or environment.
From an operational perspective, the impact of this vulnerability is significant due to the sensitive nature of financial data managed by Oracle Hyperion Financial Management. Successful exploitation enables a low-privileged attacker to compromise the confidentiality of critical business information stored within the application. The CVSS 3.1 base score of 5.5 reflects a medium severity rating driven primarily by high confidentiality impact, while integrity and availability remain unaffected according to the provided vector string AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. This indicates that an attacker can read sensitive financial records, reports, or configuration data without altering them or disrupting service operations. In a typical enterprise environment where multiple services share infrastructure, this vulnerability could serve as a pivot point for lateral movement if the compromised account has broader network access rights beyond just interacting with the Hyperion application itself.
The technical execution of such an exploit typically involves leveraging misconfigured permissions or logic errors in how the security module validates user roles against requested resources. An attacker who gains initial foothold on the server, perhaps through a weak credential for a service account or via another local vulnerability, can then interact with the Hyperion API or interface to retrieve data they are not authorized to view. This scenario is consistent with ATT&CK technique T1078, Valid Accounts, where adversaries use legitimate credentials to access resources and evade detection mechanisms that rely on identifying anomalous login sources. Furthermore, it may relate to T1530, Data from Local System, as the attacker accesses data stored directly on the host system through the application layer rather than via network-based exfiltration tools initially.
Mitigation strategies must focus on both immediate remediation and long-term architectural hardening. The primary action is to apply the latest security patches provided by Oracle for Oracle Hyperion Financial Management version 11.2.25.0.000 or later, as these updates typically address known privilege escalation flaws in the core components. Organizations should also enforce strict least-privilege principles across all accounts interacting with the financial management system. This includes auditing service account permissions to ensure they possess only the minimum necessary rights required for their specific functions and removing any unnecessary administrative privileges from standard user accounts. Additionally, implementing robust network segmentation can limit the blast radius if a server is compromised by isolating database servers and application tiers from general corporate networks. Regular vulnerability scanning and penetration testing focused on authentication flows will help identify similar weaknesses before they are exploited in production environments.