CVE-2026-70826 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 network access via HTTP 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 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/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 significant security deficiency that allows for unauthorized access to sensitive financial data managed by the platform. The nature of this vulnerability is characterized as easily exploitable, which lowers the barrier for entry significantly compared to more complex attack vectors requiring sophisticated manipulation or specific user interactions.
The technical mechanism behind this exploit involves an authentication bypass or improper authorization check within the HTTP-based interface of the application. An attacker with low privileges who possesses network access can leverage this flaw to compromise the integrity and confidentiality of the system. The vulnerability does not require any user interaction, such as clicking a malicious link or opening a crafted file, making it particularly dangerous in environments where remote users frequently interact with the financial management tools over standard web protocols.
From an operational perspective, the impact of successful exploitation is severe regarding data confidentiality. Attackers can gain unauthorized access to critical financial records, including sensitive accounting entries, budget forecasts, and proprietary business intelligence stored within Oracle Hyperion Financial Management. In worst-case scenarios, the attacker may achieve complete access to all accessible data within the system, leading to potential regulatory violations under frameworks such as GDPR or SOX if personally identifiable information or protected financial data is exposed. The integrity and availability of the application remain largely unaffected by this specific vector, but the loss of confidentiality poses a substantial risk to organizational security posture.
This vulnerability aligns with Common Weakness Enumeration (CWE) categories related to improper authentication or authorization failures, such as CWE-287 Improper Authentication or CWE-862 Missing Authorization. In terms of tactical classification under the MITRE ATT&CK framework, this behavior corresponds to techniques involving Initial Access through web application exploits and subsequent Credential Access if session tokens are harvested. The CVSS 3.1 base score of 6.5 reflects a medium severity rating driven primarily by high confidentiality impact with low attack complexity and no required user interaction.
Mitigation strategies should prioritize immediate patching to the latest available version provided by Oracle, which addresses the underlying code flaws responsible for this security lapse. In cases where patching is not immediately feasible, organizations should implement strict network segmentation to limit HTTP access to only authorized IP ranges or subnets. Additionally, deploying Web Application Firewalls with rules specifically tuned to detect anomalous authentication patterns related to Hyperion Financial Management can provide a layer of defense against exploitation attempts. Regular security audits and penetration testing focused on the application's login and session management mechanisms are also recommended to identify similar weaknesses before they can be exploited by malicious actors.