CVE-2026-70935 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 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 and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 7.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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 significant security deficiency that allows for unauthorized access to critical data or complete compromise of all accessible information within the application environment. The nature of this vulnerability is characterized by its ease of exploitation, requiring only low-privileged credentials from an attacker who has network connectivity via HTTP to the target system. This accessibility profile suggests that the flaw likely involves insufficient validation of user privileges or session management mechanisms, allowing a lower-level user to escalate their access rights beyond what was originally intended by the system administrators. Such weaknesses are frequently associated with improper authorization checks where the application fails to verify if the authenticated user has sufficient permissions for the requested action, leading directly to unauthorized data exposure and potential manipulation of sensitive financial records stored within the Hyperion ecosystem.
From an operational perspective, the impact of this vulnerability extends beyond mere confidentiality breaches. The successful exploitation can also result in a partial denial of service against Oracle Hyperion Financial Management services. This availability impact indicates that the attack vector may involve resource exhaustion or state corruption techniques that degrade system performance or render specific functionalities inaccessible to legitimate users. In financial management contexts, where data integrity and continuous availability are paramount for reporting cycles and decision-making processes, such disruptions can have severe business consequences including delayed financial close periods, inaccurate reporting due to corrupted states, and loss of trust among stakeholders who rely on the platform for critical fiscal operations. The combination of high confidentiality impact and low availability impact as defined by the CVSS scoring reflects a scenario where data theft is the primary concern, but service degradation serves as an additional vector for causing organizational harm or potentially masking other malicious activities occurring within the system during periods of instability.
The technical classification of this vulnerability aligns with Common Weakness Enumeration standards that describe flaws in access control logic and authentication bypasses. Specifically, it relates to CWE-269 Improper Privilege Management, where a user is able to perform actions or access resources without proper authorization levels. Furthermore, the exploitation method involving network-accessible HTTP endpoints points toward ATT&CK techniques related to Initial Access and Credential Access, such as T1078 Valid Accounts if low-level credentials are compromised, or potentially T1190 Exploit Public-Facing Application depending on whether the vulnerability allows for remote code execution beyond just data access. The CVSS 3.1 vector of AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L underscores that while no user interaction is required and attack complexity is low, the requirement for a low-privileged account means that internal network segmentation and strict least-privilege policies are critical defenses against this threat.
To mitigate these risks, organizations must prioritize immediate patching of Oracle Hyperion Financial Management to the latest available version provided by Oracle which addresses the underlying security flaws in the authentication and authorization modules. In addition to software updates, implementing robust access control strategies is essential. This includes enforcing strict role-based access controls where users are granted only the minimum permissions necessary for their job functions, thereby limiting the potential blast radius if a low-privileged account is compromised. Network segmentation should be employed to restrict HTTP access to Hyperion servers from untrusted networks or public internet zones, ensuring that management interfaces and application endpoints are not directly exposed without proper gateway protections such as Web Application Firewalls configured with rulesets designed to detect privilege escalation attempts and anomalous request patterns indicative of exploitation. Regular auditing of user permissions and monitoring for unusual data access patterns can also aid in early detection of potential compromise activities leveraging this vulnerability.