CVE-2026-62461 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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Calculation Manager. Successful attacks require human interaction from a person other than the attacker. 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 3.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/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 significant security deficiency because it allows an unauthenticated attacker to compromise the system through network access via HTTP. The nature of this vulnerability is characterized by its difficulty to exploit, which serves as a partial mitigation against automated scanning tools but does not eliminate the risk posed by targeted human-driven attacks. The attack vector is remote and requires no prior authentication credentials, meaning that any individual with connectivity to the service port can attempt to leverage this flaw without needing valid user accounts or passwords.
The operational impact of this vulnerability centers on unauthorized read access to a subset of data accessible within Oracle Hyperion Calculation Manager. While the CVSS 3.1 Base Score is rated at 3.1, indicating low severity based primarily on confidentiality impacts, the actual risk profile must be considered in the context of sensitive financial and planning data typically managed by such enterprise applications. The restriction to read access means that an attacker cannot directly modify or delete data through this specific flaw, nor can they execute arbitrary code or achieve full system compromise via this vector alone. However, even limited exposure of internal calculation logic, user configurations, or underlying business intelligence metrics can provide adversaries with valuable reconnaissance information for further exploitation phases.
A critical aspect of this vulnerability is the requirement for human interaction from a person other than the attacker to successfully complete the attack chain. This characteristic aligns closely with CWE-79, which describes Cross-Site Scripting vulnerabilities where user input is not properly validated or sanitized before being rendered in web pages. In many modern web applications, such interactions often manifest as phishing scenarios or social engineering tactics where a victim must click on a malicious link or interact with a crafted payload hosted by the attacker. This dependency on human action significantly raises the barrier to entry for exploitation but also highlights the importance of user awareness and secure browsing practices within organizations deploying this software.
From an offensive security perspective, this vulnerability maps to several techniques in the MITRE ATT&CK framework. The initial access phase is associated with T1566, specifically Phishing: Spearphishing Link or Spearphishing Attachment, depending on how the human interaction is induced. Once inside the environment through successful exploitation of this flaw, an attacker may leverage the obtained data for reconnaissance activities categorized under T1087, Account Discovery, if user information is exposed, or potentially use the insights gained to plan more sophisticated attacks against related systems within the Oracle Hyperion ecosystem. The lack of authentication requirement places it firmly in the category of unauthenticated remote exploits that rely on social engineering rather than technical brute-force methods.
Mitigation strategies for this vulnerability should focus primarily on reducing the attack surface and enhancing user security hygiene since patching may not be immediately available or sufficient if the underlying design flaw persists. Organizations should implement strict access controls using reverse proxies or web application firewalls to restrict HTTP traffic to only trusted IP ranges, thereby preventing unauthenticated network access from external sources. Additionally, deploying multi-factor authentication for all administrative and standard user accounts can add a layer of defense that might mitigate some downstream risks even if initial data exposure occurs. Regular security awareness training is essential to help users identify and avoid social engineering attempts designed to trigger the required human interaction component of this exploit chain.
Continuous monitoring and logging should be enhanced to detect anomalous HTTP requests or unusual patterns of access that may indicate attempted exploitation activities. Since the vulnerability allows for unauthorized read access, integrity checks on critical configuration files and data stores can help identify if any sensitive information has been exfiltrated. Oracle releases security patches regularly, so administrators must ensure their systems are updated to versions where this specific flaw in the Security component has been addressed. Until such updates are applied or mitigations are fully implemented, treating all external-facing instances of Oracle Hyperion Calculation Manager as potentially compromised is a prudent operational stance given the unauthenticated nature of the initial access vector.