CVE-2026-87180 in Hyperion Financial Management
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.26.0.000. 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 takeover of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Security component of Oracle Hyperion Financial Management version 11.2.26.0.000, representing a critical security flaw that undermines the integrity and confidentiality of financial data processing systems. This specific iteration of the software is susceptible to an easily exploitable attack vector that requires only low-privileged access over a network connection via HTTP. The nature of this vulnerability allows an attacker with minimal initial credentials or privileges to escalate their position within the system, ultimately leading to complete control over the Oracle Hyperion Financial Management environment. This level of compromise is particularly dangerous in enterprise settings where financial reporting and planning rely on the accuracy and security of centralized data repositories.
From a technical perspective, the flaw enables an attacker with network access through HTTP to bypass standard authentication or authorization mechanisms inherent to the application's security architecture. The low complexity of exploitation means that automated tools can be leveraged to trigger this vulnerability without requiring user interaction or sophisticated social engineering tactics. Once exploited, the attacker gains the ability to manipulate system configurations, alter financial records, and extract sensitive proprietary information. The impact is severe across all three pillars of the CIA triad: confidentiality is compromised as unauthorized users can view restricted data; integrity is violated because attackers can modify critical financial figures without detection; and availability is threatened if the attacker chooses to disrupt services or corrupt database structures.
The operational impact of this vulnerability extends beyond immediate system takeover, posing significant risks to organizational compliance and reputation. Oracle Hyperion Financial Management is often used by large enterprises for regulatory reporting, budgeting, and forecasting. A successful exploitation could lead to material misstatements in financial reports, potentially triggering legal liabilities, audit failures, and loss of stakeholder trust. Furthermore, the ability to take over the system allows attackers to establish persistent backdoors, facilitating long-term espionage or preparation for more destructive ransomware attacks against critical business infrastructure. The high base score of 8.8 on the CVSS v3.1 scale reflects this substantial risk profile, indicating that immediate remediation is necessary to prevent potential catastrophic outcomes.
In terms of industry standard classifications, this vulnerability aligns with CWE-269 Improper Privilege Management and potentially CWE-798 Use of Hard-coded Credentials if authentication bypasses are involved due to weak default configurations. It also maps closely to MITRE ATT&CK techniques such as T1078 Valid Accounts for initial access via low-privileged credentials, followed by T1068 Exploitation for Privilege Escalation and T1530 Data from Information Repositories if data exfiltration occurs. The network-based nature of the attack over HTTP suggests a lack of proper encryption or input validation in how requests are processed by the security module, allowing malicious payloads to be injected directly into administrative functions.
To mitigate this risk, organizations must immediately apply the latest available patches provided by Oracle for version 11.2.26.0.000 and subsequent updates that address these specific security flaws. Until patching is complete, it is advisable to restrict network access to the Hyperion Financial Management servers strictly through firewalls, allowing connections only from trusted IP addresses or internal subnets where possible. Additionally, implementing strict HTTP-to-HTTPS redirection ensures that all communications are encrypted, reducing the risk of interception and man-in-the-middle attacks that could facilitate exploitation. Regular audits of user privileges should be conducted to ensure no unnecessary low-privileged accounts have administrative access rights, thereby limiting the attack surface available to potential intruders who might gain initial foothold through other vectors.