CVE-2026-71090 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 ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hyperion Financial Management as well as unauthorized update, insert or delete access to some of Oracle Hyperion Financial Management accessible data and unauthorized read access to a subset of Oracle Hyperion Financial Management accessible data. CVSS 3.1 Base Score 6.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/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 version 11.2.25.0.000, representing a significant risk to organizations relying on this enterprise performance management software for critical financial operations. This flaw is characterized by its difficulty to exploit and requires an attacker with low privileges who possesses network access via HTTP to initiate the attack vector. The presence of authentication requirements suggests that while the vulnerability does not allow immediate remote code execution or full system compromise without prior foothold, it leverages existing user credentials which can be obtained through phishing, credential stuffing, or other lower-level intrusion techniques. This aligns with common threat models where attackers seek to escalate privileges or disrupt services after gaining initial access to a network segment containing the vulnerable application server.
From a technical perspective, the vulnerability manifests primarily as an availability issue due to its ability to cause a hang or frequently repeatable crash of the Oracle Hyperion Financial Management service. This denial of service condition effectively renders the financial management platform inaccessible to legitimate users, disrupting business continuity and potentially causing significant operational downtime for finance departments that depend on real-time data access and reporting capabilities. Beyond the availability impact, the vulnerability also permits unauthorized modifications to accessible data, including updates, inserts, or deletes. This integrity violation allows an authenticated but low-privileged user to alter financial records, which could lead to inaccurate reporting, compliance failures, or fraudulent activities if left undetected. Furthermore, the attacker gains read access to a subset of accessible data, creating confidentiality risks where sensitive financial information may be exfiltrated by malicious insiders or external attackers who have compromised lower-level accounts.
The operational impact of this vulnerability is multifaceted, affecting all three pillars of the CIA triad as reflected in its CVSS 3.1 base score of 6.4. The high availability impact indicates that system stability is severely compromised, while moderate impacts on confidentiality and integrity suggest that data exposure and manipulation are possible but potentially limited to specific datasets or functions within the application scope. This profile corresponds closely with CWE-20 Improper Input Validation if the crash results from malformed HTTP requests, or CWE-798 if it involves privilege escalation through weak access controls. In terms of MITRE ATT&CK mapping, this vulnerability facilitates techniques such as T1496 Resource Hijacking for denial-of-service purposes and potentially T1530 Data from Cloud Storage Object if the accessible data subset includes external repositories. It also touches upon T1078 Valid Accounts since exploitation relies on low-privileged valid credentials.
Mitigation strategies must focus on both immediate remediation and long-term architectural hardening. Oracle should be consulted for available patches or updates that address this specific security flaw in version 11.2.25.0.000, as applying vendor-supplied fixes is the most effective way to eliminate the root cause of the vulnerability. In the interim, organizations should enforce strict network segmentation to limit HTTP access to only necessary administrative and user endpoints, reducing the attack surface available to potential attackers. Implementing robust identity and access management practices is critical; this includes enforcing multi-factor authentication for all users with any level of access to Hyperion Financial Management, regularly auditing low-privileged accounts for unusual activity, and applying the principle of least privilege to ensure that even compromised low-level accounts have minimal data exposure capabilities. Additionally, deploying web application firewalls can help detect and block anomalous HTTP requests that might trigger the denial-of-service condition or unauthorized data access attempts, providing an additional layer of defense while patching efforts are underway.