CVE-2026-71121 in 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 unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Hyperion Financial Management accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 6.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L).
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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 security deficiency that permits unauthenticated attackers to exploit weaknesses through network access via the HTTP protocol. The nature of this vulnerability allows an attacker who is not required to possess any valid credentials or perform user interaction to directly compromise the integrity and availability of the application. Such conditions are particularly dangerous as they lower the barrier for entry significantly, enabling remote exploitation by adversaries with basic networking capabilities without the need for social engineering or complex pre-conditions beyond network reachability.
From a technical perspective, the flaw facilitates unauthorized modifications to data accessible within the Oracle Hyperion Financial Management environment. This includes the ability to perform update, insert, and delete operations on sensitive financial records that should be protected by strict access controls. The absence of proper authentication checks or input validation mechanisms allows malicious actors to manipulate database states directly through crafted HTTP requests. Furthermore, the vulnerability extends beyond data integrity issues to impact system availability. Attackers can trigger conditions that lead to a partial denial of service, disrupting normal operations and potentially causing instability within the financial management infrastructure. This dual-impact profile underscores the severity of the flaw, as it threatens both the trustworthiness of financial reporting systems and their operational continuity.
The operational impact of this vulnerability is substantial for organizations relying on Oracle Hyperion Financial Management for critical business processes. Unauthorized data manipulation can lead to inaccurate financial statements, compliance violations, and potential legal repercussions if fraudulent or erroneous entries are made into official records. The partial denial of service aspect further exacerbates the risk by introducing downtime that can halt essential financial operations, delay reporting cycles, and incur significant costs related to incident response and system restoration. Given that Oracle Hyperion is often used for enterprise-level planning and analysis, any compromise in data integrity or availability can have cascading effects on strategic decision-making processes across the organization.
In terms of industry-standard classifications, this vulnerability aligns with CWE-287 Improper Authentication, as it allows unauthenticated access to sensitive functions. The ability to modify data corresponds to CWE-269 Improvement of Privileges if the attacker gains higher-level access than intended, or more accurately CWE-352 Cross-Site Request Forgery (CSRF) if the attack relies on tricking a user's browser, though given the unauthenticated nature via HTTP, it may also relate to CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component if injection is involved. The impact on availability maps to CWE-400 Uncontrolled Resource Consumption or CWE-835 Loop with Unreachable Exit Condition depending on the specific mechanism causing the denial of service. From an ATT&CK perspective, this vulnerability facilitates Initial Access through Exploitation for Client Execution or Direct Network Access, and subsequent actions would fall under Data Manipulation via Command and Scripting Interpreter or Database commands, as well as Impact activities like Service Stop which covers partial denial of service scenarios.
To mitigate the risks associated with this vulnerability, immediate action is required to apply the latest security patches provided by Oracle for version 11.2.25.0.000. Organizations should ensure that their patch management processes are up to date and regularly reviewed against vendor advisories. Additionally, implementing network-level controls such as Web Application Firewalls can help detect and block malicious HTTP requests targeting this specific flaw before they reach the application server. Restricting access to Oracle Hyperion Financial Management interfaces to trusted IP addresses or internal networks only reduces the attack surface exposed over public-facing HTTP channels. Regular security audits and penetration testing should also be conducted to identify similar authentication bypasses or input validation weaknesses in related components, ensuring a robust defense-in-depth strategy for critical financial systems.