CVE-2026-70946 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. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/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 Security component of Oracle Hyperion Financial Management version 11.2.25.0.000, representing a critical risk to organizations relying on this enterprise performance management platform for financial reporting and analysis. This flaw is characterized by its difficulty in exploitation, which suggests that while it requires specific conditions or precise sequencing to trigger, it does not rely on user interaction such as clicking malicious links, thereby classifying it as an attack vector that can be executed remotely without human intervention. The presence of this vulnerability allows a low-privileged attacker who has established network access via HTTP to compromise the integrity and availability of the system. Although the exploitation complexity is high, the potential impact is severe, enabling the attacker to achieve full control over the Oracle Hyperion Financial Management environment. This level of access effectively constitutes a complete takeover of the application server, allowing the adversary to manipulate financial data, exfiltrate sensitive information, or disrupt critical business operations.
From a technical perspective, this vulnerability aligns with CWE-269, which addresses Improper Privilege Assignment, and potentially CWE-78, OS Command Injection, depending on the specific mechanism by which low-level privileges are escalated to administrative control within the application logic. The attack vector is classified as Network (AV:N) with High Complexity (AC:H), indicating that while remote exploitation is possible, it requires sophisticated techniques or knowledge of internal system states. The requirement for Low Privileges (PR:L) at the start means that even users with minimal access rights can leverage this flaw to escalate their privileges significantly. Since no user interface interaction is required (UI:N), the vulnerability poses a significant threat in environments where automated processes or scripts might inadvertently trigger the vulnerable code paths. The resulting impact on Confidentiality, Integrity, and Availability is rated as High across all three categories, reflecting the CVSS 3.1 Base Score of 7.5. This high score underscores the critical nature of the flaw, as it allows an attacker to read sensitive financial data, modify transaction records or configurations without authorization, and potentially cause a denial of service by crashing the application services.
In terms of threat modeling and adversary behavior, this vulnerability maps directly to ATT&CK technique T1078, Valid Accounts, specifically when combined with privilege escalation tactics such as T1068 Exploitation for Privilege Escalation or T1548 Abuse Elevation Control Mechanism if the flaw involves bypassing security controls. An attacker leveraging this vulnerability would likely follow a kill chain that begins with initial access through legitimate but low-level credentials, followed by lateral movement within the network to position themselves closer to the Hyperion server, and finally executing the exploit to gain administrative control. Once inside, the adversary could establish persistence mechanisms, such as creating new admin accounts or modifying configuration files, ensuring continued access even if other security measures are tightened. The ability to compromise both integrity and availability means that financial reports could be altered to mislead stakeholders, while system downtime could halt critical month-end closing processes.
Mitigation strategies must prioritize immediate patching of the Oracle Hyperion Financial Management software to version 11.2.25.0.001 or later where available, as this is the most effective way to eliminate the root cause of the vulnerability. In scenarios where patching is not immediately feasible due to operational constraints, organizations should implement strict network segmentation to isolate the Hyperion servers from untrusted networks and restrict HTTP access to only authorized IP addresses using firewall rules. Additionally, deploying a Web Application Firewall (WAF) with custom signatures tuned for Oracle Hyperion can help detect and block exploit attempts that match known patterns of this vulnerability. It is also crucial to enforce strict least-privilege principles across all user accounts within the system, ensuring that no single low-level account has excessive permissions or access to sensitive administrative functions. Regular security audits and penetration testing should be conducted to identify any other potential privilege escalation paths and to verify that compensating controls are functioning as intended against similar attack vectors.