CVE-2026-70788 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 unauthorized update, insert or delete access to some of Oracle Hyperion Financial Reporting accessible data as well as unauthorized read access to a subset of Oracle Hyperion Financial Reporting accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The Oracle Hyperion Financial Reporting product, specifically version 11.2.25.0.000 within the Oracle Hyperion suite, contains a critical server-side vulnerability that exposes sensitive financial data to unauthorized access and modification. This flaw resides in the core server component responsible for handling HTTP requests related to report generation and data retrieval operations. The nature of this defect allows an unauthenticated attacker who has network connectivity via standard HTTP protocols to exploit the weakness without needing valid credentials or user interaction. Such a scenario is particularly dangerous because it removes the primary barrier of authentication, enabling remote adversaries to interact directly with the application's backend logic through crafted web requests that bypass intended security controls.
From a technical perspective, this vulnerability facilitates both unauthorized read and write operations against accessible data within the Oracle Hyperion Financial Reporting environment. The ability to perform unauthorized updates, inserts, or deletes indicates a failure in proper authorization checks or input validation mechanisms when processing specific HTTP parameters. This lack of restrictive access control allows attackers to manipulate database records directly through the application interface rather than via direct database connections. Consequently, an attacker can alter financial reports, inject malicious data into reporting structures, or delete critical historical records, thereby compromising the integrity of the organization's financial documentation and audit trails.
The operational impact of this vulnerability is significant due to its potential to undermine both confidentiality and integrity within enterprise financial systems. The CVSS 3.1 base score of 6.5 reflects moderate severity driven by low attack complexity and no requirement for user interaction, yet it carries substantial risk because the impacts affect data confidentiality and integrity while leaving availability intact. Unauthorized read access allows attackers to exfiltrate sensitive financial metrics, budget forecasts, or proprietary business intelligence that may be exposed through these reports. Simultaneously, unauthorized write capabilities enable malicious actors to distort financial statements, potentially leading to incorrect decision-making by management, regulatory non-compliance issues, and severe reputational damage if the tampered data is published externally.
This vulnerability aligns with Common Weakness Enumeration (CWE) categories such as CWE-862 Missing Authorization, which describes a situation where an actor can access resources or perform actions without proper permissions, and potentially CWE-918 Server-Side Request Forgery (SSRF) if the exploitation involves leveraging server-side processing of untrusted input to trigger unintended backend operations. In terms of the MITRE ATT&CK framework, this behavior corresponds to techniques under the Initial Access and Persistence tactics, specifically involving Exploitation for Credential Access or Data Manipulation via Web Application Attacks like SQL Injection or Parameter Tampering depending on the exact underlying mechanism exploited by the HTTP requests.
To mitigate this risk, organizations running Oracle Hyperion Financial Reporting version 11.2.25.0.000 should immediately apply the latest security patches provided by Oracle after verifying compatibility with their existing infrastructure. It is also advisable to restrict network access to the Hyperion server components using firewall rules that limit HTTP traffic to only trusted IP addresses or internal subnets where possible, thereby reducing the attack surface exposed to external networks. Additionally implementing Web Application Firewalls (WAF) can help detect and block malicious HTTP payloads associated with this vulnerability before they reach the application layer. Regular security audits focusing on authentication and authorization logic in web applications are recommended to identify similar gaps across other enterprise software components.