CVE-2026-70740 in Hyperion Financial Reporting
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Financial Reporting product of Oracle Hyperion (component: Server). 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 Reporting. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Financial Reporting. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the server component of Oracle Hyperion Financial Reporting version 11.2.25.0.000, representing a critical security flaw that fundamentally undermines the integrity and availability of enterprise financial data systems. This specific weakness is characterized by its high severity rating, with a CVSS v3.1 base score of 9.8, indicating an extremely dangerous exposure level. The vulnerability allows for complete system compromise due to its combination of remote exploitability, low complexity, and lack of required authentication prerequisites. For organizations relying on Oracle Hyperion Financial Reporting for critical financial consolidation, planning, and reporting processes, this flaw poses a severe risk to business continuity and data confidentiality.
From a technical perspective, the core issue stems from an unauthenticated attack vector accessible via standard HTTP protocols. An attacker positioned with network access can exploit this weakness without needing valid credentials or user interaction. This absence of authentication requirements significantly lowers the barrier for entry, enabling any individual on the same network segment or internet-facing endpoint to initiate exploitation attempts. The vulnerability likely involves improper input validation or insecure direct object references within the server's handling of HTTP requests, allowing malicious actors to execute arbitrary commands or manipulate system states directly. Such flaws are often categorized under CWE-287 for Improper Authentication and CWE-94 for Code Injection, reflecting the mechanism by which control over the application is seized through crafted network packets rather than legitimate user actions.
The operational impact of a successful exploitation event is catastrophic in terms of confidentiality, integrity, and availability. With a CVSS vector indicating high impacts across all three axes, an attacker can achieve full takeover of the Oracle Hyperion Financial Reporting instance. This means the adversary gains administrative-level access to the underlying system, allowing them to exfiltrate sensitive financial data, alter reporting outputs to manipulate financial records, or disrupt services entirely through denial-of-service actions. The ability to take over the application effectively neutralizes the security controls intended to protect corporate financial information, leading to potential regulatory violations and significant reputational damage. In a typical enterprise environment where Hyperion serves as a central hub for financial data aggregation, this compromise could cascade into broader systemic failures affecting downstream analytics and decision-making processes.
In alignment with industry frameworks such as MITRE ATT&CK, this vulnerability facilitates initial access techniques similar to T1190 Exploit Public-Facing Application or potentially privilege escalation if the underlying server environment is further compromised. The lack of required user interaction aligns with automated exploitation tools commonly used in widespread attacks, increasing the likelihood of opportunistic compromise by threat actors scanning for vulnerable instances on the internet. Organizations must recognize that this is not a theoretical risk but an actively exploitable condition given its low attack complexity and network accessibility.
Mitigation strategies should prioritize immediate patching to the latest supported version provided by Oracle, which addresses the underlying code flaws responsible for this authentication bypass or injection vulnerability. Until patches are applied, organizations should implement strict network segmentation rules that restrict HTTP access to the Hyperion Financial Reporting server exclusively from trusted internal subnets and authorized IP ranges. Additionally, deploying a Web Application Firewall with specific rule sets designed to detect anomalous HTTP request patterns associated with exploitation attempts can provide an additional layer of defense. Regular vulnerability scanning and penetration testing should be conducted to identify similar exposures in adjacent components, ensuring that the broader Hyperion ecosystem remains resilient against unauthenticated remote attacks.