CVE-2026-71108 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 access to critical data or complete access to all Oracle Hyperion Financial Management accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N).
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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 significant security deficiency that allows an attacker to compromise the integrity and confidentiality of financial data managed by the application. The vulnerability is characterized as difficult to exploit, which implies a high complexity requirement for successful exploitation, yet it remains accessible to low-privileged attackers who possess network connectivity via HTTP. This combination of factors suggests that while automated remote exploits may be challenging due to specific conditions or timing requirements, targeted attacks against users with minimal access rights can still lead to severe consequences. The presence of this flaw indicates a potential weakness in how the application handles authentication tokens, session management, or input validation within its web-based interface, allowing unauthorized entities to bypass intended security controls under certain circumstances.
From an operational perspective, the impact of this vulnerability is primarily centered on data confidentiality rather than system availability or integrity modification. A successful exploitation enables an attacker to gain unauthorized access to critical financial data stored within the Oracle Hyperion Financial Management environment. This could include sensitive information such as budget forecasts, actuals, general ledger entries, and other proprietary financial records that are essential for organizational decision-making and regulatory compliance. In worst-case scenarios, the vulnerability may grant complete access to all accessible data within the system, effectively neutralizing existing role-based access controls. The CVSS 3.1 base score of 5.3 reflects a medium severity level, driven largely by high confidentiality impacts despite having no direct impact on integrity or availability. This scoring aligns with CWE-287, which describes Improper Authentication, and potentially CWE-601, URL Redirection to Untrusted Site, depending on the specific mechanism exploited within the HTTP protocol layer.
The technical nature of this flaw likely involves a bypass in the security logic that governs user permissions or session validation when requests are processed over HTTP. Since the attack vector is network-based and requires low privileges, it suggests that an attacker does not need to be an administrator but merely needs valid credentials for a standard user account. The difficulty in exploitation may stem from complex state requirements, specific sequence of actions, or reliance on rare configuration states within the Hyperion environment. However, given the high confidentiality impact, even difficult-to-exploit vulnerabilities pose a substantial risk if they can be leveraged through social engineering or by exploiting predictable patterns in application behavior. Attackers might utilize techniques categorized under MITRE ATT&CK T1078, Valid Accounts, to establish initial access and then leverage privilege escalation paths inherent in the vulnerability to extract sensitive data without detection from standard monitoring tools that focus on high-privilege breaches.
Mitigation strategies for this vulnerability must prioritize both immediate remediation and long-term architectural improvements. The most effective countermeasure is to apply the latest security patches provided by Oracle, which address the specific code flaws responsible for the authentication or authorization bypass. Organizations should ensure their patch management processes are updated to detect and deploy fixes for version 11.2.25.0.000 promptly upon release of vendor advisories. In addition to patching, implementing network-level controls such as restricting HTTP access in favor of HTTPS can reduce the attack surface by enforcing encryption and preventing certain types of man-in-the-middle attacks that might facilitate exploitation. Access control lists should be reviewed to ensure that low-privileged users have only the minimum necessary permissions required for their roles, adhering to the principle of least privilege. Furthermore, deploying Web Application Firewalls with rules tuned to detect anomalous HTTP requests associated with this vulnerability type can provide an additional layer of defense while patching efforts are underway. Continuous monitoring and logging enhancements should also be implemented to identify any attempts at unauthorized data access that may indicate exploitation activity.