CVE-2026-70904 in Hyperion Data Relationship Management
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle Hyperion Data Relationship Management executes to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Hyperion Data Relationship Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The Oracle Hyperion Data Relationship Management product, specifically version 11.2.25.0.000 within the Access and security component, contains a critical vulnerability that allows for unauthorized access to sensitive enterprise data. This flaw is classified under CWE-306, which describes missing authentication for critical function, indicating that the system fails to properly verify the identity of users attempting to perform administrative or data-modifying actions. The severity of this issue is underscored by its high CVSS 3.1 base score of 8.1, reflecting significant impacts on both confidentiality and integrity while leaving availability unaffected. This rating highlights the potential for severe damage to organizational security postures if left unmitigated.
The technical nature of this vulnerability involves a lack of proper authentication checks within specific operational pathways of the application. An attacker does not need valid credentials or user interaction to exploit this flaw, as indicated by the CVSS vector components PR:N and UI:N, which denote no required privileges and no user interface involvement respectively. The attack complexity is low due to AC:L, meaning the conditions for exploitation are minimal provided the network prerequisites are met. This design deficiency allows an adversary who has reached the application layer to bypass security controls that should restrict access to critical data manipulation functions such as creation, deletion, or modification of records.
The operational impact of this vulnerability is substantial because it grants unauthorized actors complete control over accessible data within the Oracle Hyperion Data Relationship Management environment. Successful exploitation enables attackers to read confidential information, alter existing datasets, remove essential records, or inject malicious data into the system. Since Oracle Hyperion DRM is often used for financial planning and analysis where data integrity is paramount, such tampering can lead to severe business disruptions, inaccurate reporting, regulatory non-compliance, and significant financial loss. The ability to access all accessible data means that even if some areas are secured, a single point of failure in the authentication mechanism compromises the entire scope of exposed information.
The exploitation vector for this vulnerability is specific yet dangerous: it requires network adjacency rather than remote internet exposure or local physical console access. As defined by AV:A in the CVSS metrics, an attacker must be on the same logical broadcast domain as the target hardware. This typically implies that internal network segments, such as corporate LANs or VLANs where untrusted devices might reside, are at risk. Once inside this segment, a malicious actor can craft specific requests to trigger the authentication bypass without needing prior login credentials. This characteristic makes it particularly relevant for insider threats or attackers who have gained foothold within an organization's internal network perimeter but lack external access privileges.
From a threat intelligence perspective, this vulnerability aligns with ATT&CK techniques related to credential dumping and unauthorized API access if applicable, though primarily it represents a failure in authentication enforcement that could facilitate lateral movement or data exfiltration phases of an attack chain. The absence of required user interaction means automated tools can be used to scan for and exploit the flaw efficiently across multiple hosts within the affected network segment. Organizations relying on this version must recognize that traditional perimeter defenses may not block these requests if they originate from trusted internal IP ranges, necessitating deeper inspection or strict segmentation strategies.
To mitigate this risk, immediate patching is required by upgrading Oracle Hyperion Data Relationship Management to a version where the authentication logic in the Access and security component has been corrected. Until patches are applied, network-level controls should be implemented to restrict access to the affected service ports exclusively from known trusted management stations or application servers. Implementing strict firewall rules that limit connectivity on the relevant communication segments can reduce the attack surface significantly. Additionally, deploying intrusion detection systems with signatures for this specific vulnerability pattern may help in identifying attempted exploitation activities originating from adjacent network nodes.
Security teams should also conduct a thorough audit of access logs to determine if any unauthorized changes or data accesses have occurred since the system became vulnerable. Given that the flaw allows for both reading and writing critical data, forensic analysis is essential to assess the extent of potential compromise. It is advisable to review role-based access controls across all Oracle Hyperion modules to ensure no other components share similar authentication weaknesses. Regular vulnerability assessments focusing on internal network segments are recommended to identify any remaining unpatched instances or misconfigurations that could expose other services to adjacent attackers.
Long-term remediation strategies should include enforcing multi-factor authentication for administrative interfaces and implementing zero-trust architecture principles where every request is verified regardless of its origin within the corporate network. Segmenting financial data systems into isolated VLANs with strict access control lists will limit the blast radius in case of future vulnerabilities. Keeping software up to date through automated patch management processes ensures that such critical security fixes are applied promptly, reducing the window of exposure for high-value enterprise applications like Oracle Hyperion Data Relationship Management.