CVE-2026-70821 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 SQL to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/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 Security component of Oracle Hyperion Financial Management version 11.2.25.0.000, representing a critical security flaw that undermines the integrity and confidentiality of financial data processing systems. This specific iteration of the software is susceptible to an injection-based attack vector that allows for unauthorized access and subsequent system compromise. The nature of this vulnerability indicates a failure in input validation or sanitization mechanisms within the application layer, specifically where SQL queries are constructed using user-supplied data without adequate protection against malicious manipulation. Such flaws typically arise when developers fail to properly escape special characters or utilize parameterized queries, thereby allowing an attacker to inject arbitrary SQL commands that alter the intended logic of database operations.
From a technical perspective, this vulnerability is classified as a low-privilege network-accessible flaw, meaning it does not require authentication prior to exploitation but relies on the availability of network connectivity to the target service. The attack vector leverages Structured Query Language injection techniques, which are widely recognized in cybersecurity frameworks such as CWE-89 for Improper Neutralization of Special Elements used in an SQL Command. This classification highlights that the root cause is a lack of proper neutralization of special elements within SQL commands, allowing attackers to bypass authentication controls or extract sensitive data directly from the underlying database. The presence of this flaw suggests that the application processes input strings as executable code rather than treating them strictly as data, creating an opening for command injection at the database level.
The operational impact of exploiting this vulnerability is severe, with a CVSS 3.1 base score of 8.8 indicating high severity due to significant impacts on confidentiality, integrity, and availability. An attacker who successfully exploits this flaw can achieve complete takeover of the Oracle Hyperion Financial Management environment. This implies that the compromised system may be used to exfiltrate sensitive financial records, modify transactional data to facilitate fraud or misrepresentation, or disrupt service availability by corrupting database states. The ability to take over the application effectively grants the attacker administrative-level control, enabling them to execute arbitrary commands on the host system depending on the privileges of the database user account associated with the web application connection. This level of compromise poses a substantial risk to organizations relying on Hyperion for critical financial reporting and analysis functions.
In terms of threat modeling and adversary behavior, this vulnerability aligns with techniques observed in the MITRE ATT&CK framework, particularly those related to SQL injection attacks used for initial access or privilege escalation. Attackers often utilize such vulnerabilities as an entry point into larger networks, leveraging the compromised application server to pivot toward other internal systems or extract valuable intellectual property and financial data. The low complexity of exploitation means that automated tools can readily identify and exploit this weakness across multiple targets in a short timeframe, increasing the likelihood of widespread compromise if left unpatched. Organizations must recognize that even without initial authentication, network-facing services with such vulnerabilities are exposed to broad scanning activities conducted by malicious actors seeking easy entry points into corporate infrastructure.
Mitigation strategies should prioritize immediate application of vendor-provided patches or updates released by Oracle to address this specific security flaw in version 11.2.25.0.000 and subsequent affected releases. In the interim, if patching is not immediately feasible, implementing strict input validation rules at the web server level can help filter out known malicious SQL patterns before they reach the application logic. Additionally, deploying a Web Application Firewall with signatures tuned for SQL injection detection may provide an additional layer of defense by blocking suspicious query structures originating from external sources. It is also critical to ensure that the database user account used by Hyperion operates under the principle of least privilege, limiting its permissions to only those necessary for normal operation and preventing it from executing administrative commands or accessing unrelated databases. Regular security audits and penetration testing should be conducted to identify similar injection points across other modules within the financial management suite to prevent broader systemic compromise.