CVE-2026-70929 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 creation, deletion or modification access to critical data or all Oracle Hyperion Financial Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Hyperion Financial Management accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 manipulation or exfiltration of sensitive financial data. The vulnerability is classified as easily exploitable by an attacker with low privileges who possesses network access via HTTP to the target system. This indicates that no user interaction such as clicking on malicious links is required, and the attack vector does not necessitate high-level administrative credentials initially, significantly lowering the barrier for exploitation compared to higher-severity privilege escalation flaws.
From a technical perspective, this vulnerability aligns with CWE-269 Improper Privilege Management or potentially CWE-862 Missing Authorization, depending on whether the flaw involves bypassing existing checks or lacking necessary validation entirely. The core issue likely stems from insufficient verification of user permissions when processing HTTP requests that interact with critical data stores within the Hyperion Financial Management environment. Because the application fails to properly enforce security policies at the point of request handling, an authenticated but low-privileged user can execute actions intended for higher-level administrators or unrestricted users. This architectural flaw allows the attacker to bypass standard role-based access controls, effectively elevating their privileges through logical errors in the authorization logic rather than exploiting a buffer overflow or code injection technique.
The operational impact of this vulnerability is severe due to its high confidentiality and integrity scores on the CVSS 3.1 scale, resulting in an overall base score of 8.1. Successful exploitation enables an attacker to create, delete, or modify critical financial data with impunity. This capability directly threatens the integrity of financial reporting systems, which rely on accurate and unaltered data for regulatory compliance and business decision-making. Furthermore, the vulnerability grants unauthorized access to sensitive information that should be restricted by role-based policies. An adversary could exfiltrate confidential financial records, trade secrets, or personally identifiable information associated with corporate entities managed within the system. The absence of availability impact suggests that while data integrity and confidentiality are compromised, the service itself remains operational, which may allow for prolonged undetected access to sensitive datasets before the breach is discovered through audit log anomalies or data discrepancies.
In terms of threat modeling, this vulnerability maps closely to MITRE ATT&CK technique T1078 Valid Accounts, as it leverages legitimate but low-privileged credentials to perform unauthorized actions. It also relates to T1530 Data from Cloud Storage if the underlying storage mechanisms are accessed directly through these flawed endpoints. The ability to modify data corresponds to T1496 Resource Hijacking or more accurately T1565 Data Manipulation, where an attacker alters stored information to achieve malicious objectives such as financial fraud or obfuscation of other attack activities. Given that Hyperion Financial Management is often used in enterprise environments for critical planning and consolidation processes, the potential for long-term data tampering poses a significant risk to organizational governance and compliance frameworks like SOX or GDPR.
Mitigation strategies must prioritize immediate patching if Oracle has released a security update addressing this specific flaw in version 11.2.25.0.000 or subsequent patches. In the interim, organizations should implement strict network segmentation to limit HTTP access to Hyperion servers only from trusted management networks rather than exposing them broadly across corporate LANs or the internet. Additionally, enforcing multi-factor authentication for all user accounts can reduce the risk of credential compromise leading to exploitation of this privilege escalation flaw. Security teams should also enhance monitoring by configuring detailed audit logs that track data modification events and access patterns for low-privileged users, enabling rapid detection of anomalous behavior indicative of an active exploit attempt. Regular vulnerability assessments focused on web application security controls are essential to identify similar authorization bypasses in other enterprise applications within the infrastructure.