CVE-2026-70851 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 unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 3.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L).
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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 is classified as a difficult-to-exploit security weakness that impacts the availability of the application rather than its confidentiality or integrity. The vulnerability allows an attacker with low privileges to trigger a partial denial of service condition by sending specially crafted HTTP requests over the network. Because the attack vector requires only low-level authentication and standard web access, it presents a tangible risk to organizations relying on this financial management platform for critical business operations, particularly in environments where internal users may have minimal security clearance but possess legitimate network connectivity to the application server.
From a technical perspective, the root cause of this vulnerability aligns with CWE-400, which describes uncontrolled resource consumption leading to denial of service conditions. The mechanism likely involves inefficient handling of specific HTTP requests that consume excessive system resources such as memory or CPU cycles without proper bounds checking or rate limiting mechanisms in place within the security module. When triggered, these malformed or excessively demanding inputs cause the application server to become unresponsive or crash partially, thereby preventing legitimate users from accessing financial data and reporting functionalities. This partial denial of service disrupts business continuity by hindering access to critical financial information during periods when such access is most needed for decision-making processes.
The operational impact of this vulnerability is primarily centered on availability, as indicated by the CVSS 3.1 base score of 3.1 with an A:L (Low) severity rating for Availability impacts and no impact on Confidentiality or Integrity. While the low complexity and high attack vector suggest that exploitation requires specific conditions not easily met by automated widespread attacks, it remains a concern for insider threats or compromised accounts within the organization's network perimeter. The ability to cause partial denial of service means that even if full system compromise is prevented, the financial reporting capabilities can be degraded, leading to potential delays in regulatory filings and operational inefficiencies. This aligns with ATT&CK technique T1499, Endpoint Denial of Service, where an adversary disrupts access to or utilization of a resource by overwhelming it with requests or consuming resources until they are exhausted.
Mitigation strategies for this vulnerability should focus on both immediate remediation and long-term architectural improvements. The primary defense is the application of the latest security patches provided by Oracle for Hyperion Financial Management version 11.2.25.0.000, which address the underlying code flaws responsible for the resource exhaustion issue. In addition to patching, organizations should implement network-level controls such as Web Application Firewalls configured with rate-limiting rules to detect and block anomalous HTTP traffic patterns that resemble denial of service attacks. Restricting access to the Hyperion application through strict identity and access management policies ensures that only authorized personnel can interact with the system, reducing the attack surface for low-privileged users who might attempt exploitation. Regular security audits and penetration testing should also be conducted to identify similar resource handling weaknesses in other components of the financial suite before they can be leveraged by attackers.