CVE-2026-70854 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 unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Hyperion Financial Management accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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, specifically affecting version 11.2.25.0.000 and potentially other supported releases in that lineage. This flaw represents a critical security deficiency that permits unauthenticated attackers to compromise the integrity and availability of the application infrastructure. The attack vector is network-based via HTTP, which significantly lowers the barrier for exploitation as it does not require physical access or complex social engineering tactics. An attacker with basic network connectivity can initiate an exploit against this service without needing valid credentials, highlighting a severe lapse in authentication enforcement at the entry point of the vulnerable component.
The technical nature of this flaw allows for unauthorized creation, deletion, or modification of critical data within the Oracle Hyperion Financial Management environment. This capability directly maps to CWE-269 Improper Privilege Management and CWE-780 Use of RSA Key in a Random Number Generator if the underlying issue involves cryptographic weaknesses, though more broadly it aligns with CWE-284 Improper Access Control. The ability to alter critical data suggests that the vulnerability likely stems from insufficient validation of user inputs or missing access control checks on administrative functions exposed through the HTTP interface. This allows an adversary to manipulate financial records, configurations, or system states, leading to potential fraud, regulatory non-compliance, and loss of trust in the financial reporting capabilities provided by the software.
In addition to integrity violations, this vulnerability poses a severe threat to availability. Successful exploitation can result in a complete denial of service characterized by hangs or frequently repeatable crashes of the Oracle Hyperion Financial Management application. This aspect corresponds to CWE-400 Uncontrolled Resource Consumption and is often associated with buffer overflow conditions or logic errors that cause the server process to terminate unexpectedly. The impact on availability is critical because financial management systems are typically required for continuous operation during business hours, reporting periods, and audit cycles. A complete outage disrupts core business operations, prevents timely decision-making based on accurate data, and may incur significant financial losses due to downtime and recovery efforts.
The operational impact of this vulnerability is substantial given its high severity rating. With a CVSS 3.1 Base Score of 9.1, the risk level is classified as Critical. The vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H) indicates that while confidentiality impacts are not explicitly listed in this specific score calculation, the high integrity and availability scores reflect the potential for data tampering and service disruption. From a threat intelligence perspective, such vulnerabilities often map to MITRE ATT&CK techniques involving Initial Access via Exploitation of Remote Services (T1190) and Impact through Denial of Service or Data Manipulation. Attackers can leverage this flaw as an entry point into the corporate network if Oracle Hyperion is integrated with other internal systems, potentially leading to lateral movement and further compromise of enterprise assets.
Mitigation strategies must prioritize immediate remediation due to the ease of exploitation and high impact. The primary recommendation is to apply the latest security patches provided by Oracle for version 11.2.25.0.000 or upgrade to a supported, patched release where this flaw has been resolved. In environments where patching cannot be implemented immediately, network-level controls should be enforced to restrict access to the vulnerable HTTP endpoints. This includes configuring firewalls and web application firewalls to block traffic from untrusted sources and ensuring that only authorized IP addresses can reach the Oracle Hyperion Financial Management interface. Additionally, implementing strict input validation on any custom integrations or scripts interacting with this component may help mitigate exploitation attempts until a permanent fix is deployed. Regular vulnerability scanning and penetration testing should be conducted to identify similar misconfigurations in related components of the Oracle Hyperion suite.