CVE-2026-70938 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 weakness is characterized as an easily exploitable vulnerability, indicating that the technical barrier required to leverage it is minimal. Attackers do not need complex exploit chains or sophisticated tooling to take advantage of this issue; rather, a straightforward interaction with the affected service can trigger the compromise. This ease of exploitation significantly elevates the risk profile for organizations relying on Oracle Hyperion Financial Management for their enterprise performance management and financial reporting needs.
The attack vector associated with this vulnerability is network-based via HTTP, which implies that it can be exploited remotely over a local or wide area network without requiring physical access to the target system. Crucially, the privilege level required for an attacker is low. This means that even users with minimal permissions within the Oracle Hyperion Financial Management environment, such as standard end-users or read-only accounts, possess sufficient credentials to trigger the flaw. The absence of a requirement for user interaction further simplifies the exploitation process, allowing for automated attacks where malicious actors can script repeated attempts without needing to trick human operators into clicking links or opening files. This combination of network accessibility and low privilege requirements makes it particularly dangerous in environments where internal segmentation is weak or where default accounts are used with predictable credentials.
The operational impact of a successful exploit centers on the complete compromise of data confidentiality within the Oracle Hyperion Financial Management application. The CVSS 3.1 base score of 6.5 reflects this medium-severity rating, driven primarily by high impacts to confidentiality while integrity and availability remain unaffected in the baseline scoring model. Upon exploitation, an attacker gains unauthorized access to critical financial data stored within the system. This could include sensitive balance sheets, profit and loss statements, budget forecasts, and other proprietary financial information that is central to organizational decision-making. In severe cases, the vulnerability may grant complete access to all Oracle Hyperion Financial Management accessible data, effectively bypassing role-based access controls designed to restrict visibility based on user roles. Such a breach could lead to significant regulatory penalties under frameworks like GDPR or SOX if sensitive personal or financial data is exposed, as well as competitive disadvantage if strategic financial plans are leaked.
From a classification perspective, this vulnerability aligns with Common Weakness Enumeration (CWE) categories related to improper access control and broken authentication mechanisms. Specifically, it resembles CWE-285 Improper Authorization or CWE-306 Missing Authentication for Critical Function, depending on the exact technical implementation of the flaw within the security component. In terms of adversary tactics, this aligns with MITRE ATT&CK techniques involving Initial Access through valid accounts and subsequent Data Staging or Exfiltration via Application Layer Protocol. The ability to leverage low-privileged credentials suggests a failure in principle of least privilege enforcement, allowing lateral movement potential if combined with other internal vulnerabilities.
Mitigation strategies must focus on immediate patching and enhanced monitoring. Oracle should be consulted for the latest security patches that address this specific flaw in version 11.2.25.0.000. Organizations running affected versions are advised to apply these updates as a priority action item. In addition to patching, implementing strict network segmentation can limit exposure by restricting HTTP access to the Hyperion Financial Management servers only from trusted management networks or specific application tiers. Enforcing multi-factor authentication for all user accounts, even low-privileged ones, adds an additional layer of defense that could mitigate exploitation if credentials are compromised through other means. Furthermore, deploying web application firewalls with rules tuned to detect anomalous access patterns associated with this vulnerability can provide a compensating control while patches are being deployed. Regular audits of user permissions and removal of unused or default accounts will also reduce the attack surface available to low-privileged attackers seeking to exploit this weakness.