CVE-2026-70719 in Hyperion Calculation Manager
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Hyperion Calculation Manager product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Hyperion Calculation Manager executes to compromise Oracle Hyperion Calculation Manager. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Hyperion Calculation Manager accessible data. CVSS 3.1 Base Score 4.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/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 Calculation Manager, specifically affecting version 11.2.25.0.000 and potentially other supported releases in that lineage. This flaw represents a critical gap in the authentication or authorization logic governing access to sensitive system resources. While the vulnerability requires an attacker to have logon credentials for the underlying infrastructure where Oracle Hyperion Calculation Manager executes, it does not require additional user interaction or complex exploitation techniques beyond standard network connectivity and valid local account credentials on that host. This characteristic classifies the attack vector as Local with Low complexity, indicating that any authenticated entity within the same operating system environment can leverage this flaw to escalate privileges regarding data access without needing further social engineering or physical proximity.
The technical nature of this vulnerability aligns closely with CWE-284, which describes Improper Access Control, and more specifically points toward issues related to insufficient authorization checks before granting read operations on protected resources. The core issue lies in the application's failure to properly validate whether a logged-in user has the requisite permissions to access specific subsets of data within the Calculation Manager framework. Consequently, an attacker who gains initial foothold via legitimate logon credentials can bypass intended security boundaries and retrieve information that should remain restricted to higher-privileged administrators or authorized business users only. This reflects a breakdown in the principle of least privilege, allowing lateral movement in terms of data visibility even if full system control is not achieved immediately.
From an operational perspective, the impact of this vulnerability is primarily confined to confidentiality, as indicated by the CVSS 3.1 base score of 4.0 and the vector string AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. The Local Attack Vector means the threat actor must already be inside the network perimeter or have compromised a host running the application server. Low Access Complexity suggests that no special conditions are required to exploit the flaw once local access is obtained. The absence of Privilege Requirements indicates that even basic user-level accounts on the infrastructure can trigger this vulnerability, while No User Interaction requirement means automated exploitation tools could potentially leverage this without manual intervention by a human operator. Although Integrity and Availability impacts are listed as None, the unauthorized read access to sensitive financial calculation data poses significant risks including regulatory non-compliance, competitive intelligence leakage, and potential groundwork for further attacks if that data reveals architectural weaknesses or sensitive business logic.
In terms of threat modeling, this vulnerability facilitates actions consistent with ATT&CK technique T1078, Valid Accounts, where an attacker uses legitimate credentials to access resources they are not authorized to use. It also relates to T1530, Data from Local System, as the exploitation involves reading files or database entries directly accessible by the application process but restricted for general users. The ability to read a subset of data implies that attackers could extract configuration details, calculation rules, or financial metrics that are not meant for public consumption within the organization's internal hierarchy. This undermines the integrity of decision-making processes reliant on Hyperion outputs and violates strict access control policies mandated by frameworks such as NIST SP 800-53 AC-3 and ISO/IEC 27001 A.9.
Mitigation strategies must focus on both immediate remediation and long-term architectural improvements. Oracle has likely released a patch or update for version 11.2.25.0.000 that addresses the authorization logic flaw; applying this latest security bundle is the primary corrective action. Organizations should verify their deployment versions against Oracle's official support matrix to ensure they are running patched releases. In addition to patching, implementing strict network segmentation can limit lateral movement opportunities by ensuring that only specific application servers have access to critical database backends and management interfaces. Furthermore, enforcing multi-factor authentication for administrative accounts reduces the risk of credential theft leading to initial logon, although this vulnerability specifically targets lower-privilege local accounts as well.
Security teams should also review logging and monitoring configurations to detect anomalous data retrieval patterns that may indicate exploitation attempts. Since the attack requires valid credentials, implementing robust identity governance solutions can help identify dormant or overly privileged accounts that might be targeted by attackers seeking a foothold within the infrastructure. Regular audits of access control lists and role-based permissions within Oracle Hyperion Calculation Manager are essential to ensure that default configurations do not inadvertently expose sensitive data subsets. By combining timely patching with rigorous access management practices, organizations can effectively neutralize this vulnerability and maintain the confidentiality integrity of their financial planning applications.