Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessIdentify Hyperion instance reachable via HTTP
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DeliveryCraft authentication-bypass HTTP request
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ExploitDeliver crafted link to Hyperion user via phishing
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ExecutionVictim clicks link triggering bypass in Common Security
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ImpactAttacker reads critical Hyperion data
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK
1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | The target must be running Oracle Hyperion Infrastructure Technology version 11.2.25.0.000 with the web interface accessible over HTTP. Human interaction from a person other than the attacker is required - a victim must perform some action (e.g., click a crafted link, visit a malicious URL, or be redirected) for the attack to succeed, consistent with a social engineering delivery mechanism. The CVSS vector (PR:N) confirms no authentication is required from the attacker themselves. Exploitation is limited by the UI:R requirement, meaning fully automated or autonomous attacks are not possible - a victim must be present and manipulated. If Hyperion is deployed in an air-gapped or VPN-restricted environment without external HTTP exposure, attacker access to deliver the initial request is further constrained. |
| Impact | The CVSS 3.1 base score of 6.5 reflects a high confidentiality impact (C:H) with no integrity or availability impact, offset by the UI:R requirement. The user-interaction prerequisite meaningfully reduces exploitability compared to fully autonomous attacks, as an attacker must socially engineer a victim. No EPSS score was provided, and no KEV listing exists, indicating no confirmed active exploitation as of this analysis. No POC has been publicly identified. The 'Authentication Bypass' tag elevates concern given the component involved - a flaw in the security layer of an enterprise financial platform can expose sensitive financial and organizational data. However, the UI:R constraint, combined with the niche deployment profile of Oracle Hyperion, limits realistic exploitation scale. The primary risk is targeted attack against specific organizations using Hyperion, not opportunistic mass exploitation. EPSS data is absent - exploitation probability cannot be quantified from available sources. |
| Exploit ScenarioDerived | An attacker identifies an organization running Oracle Hyperion 11.2.25.0.000 with the web interface reachable over HTTP. The attacker crafts a malicious URL or HTTP request that exploits the authentication bypass in the Common Security component and delivers it to a Hyperion user via phishing email or embedded link. When the victim interacts with the link, the attacker gains unauthorized read access to sensitive financial or organizational data managed by the Hyperion platform. No public POC has been identified at time of analysis. |
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Alert meAnalysisAIv1 – Aug 19, 2026
Unauthenticated network-accessible data disclosure in Oracle Hyperion Infrastructure Technology 11.2.25.0.000 exposes critical or complete confidentiality of data via HTTP, requiring human interaction from a victim to complete the attack. Tagged as an Authentication Bypass in the Common Security component, a remote attacker can circumvent authentication controls to read sensitive data accessible to the Hyperion platform. No public exploit has been identified at time of analysis, and the vulnerability is addressed in Oracle's August 2026 Critical Patch Update.
RemediationAI
Apply Oracle's August 2026 Critical Patch Update, referenced at https://www.oracle.com/security-alerts/cspuaug2026.html. Oracle CPUs are cumulative; organizations should apply the full update. No exact patched version number beyond the CPU release is specified in the available data - verify the specific patch identifier in the Oracle CPU advisory. As a compensating control prior to patching, restrict HTTP access to Oracle Hyperion Infrastructure Technology to trusted internal networks or VPN-only segments, reducing the attacker's ability to deliver a crafted request to potential victims. Additionally, user awareness around unsolicited links or Hyperion-related requests can reduce the social engineering vector implied by the UI:R requirement. Disabling external-facing Hyperion endpoints where not operationally required is a high-value mitigation with minimal trade-offs.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Oracle Hyperion Infrastructure Technology is an enterprise business performance management (BPM) platform widely used for financial consolidation, planning, and reporting. The affected component is 'Common Security,' which handles authentication and authorization for the Hyperion suite. The CVSS vector (AV:N/AC:L/PR:N/UI:R) indicates the flaw is reachable over HTTP without credentials, but requires a victim to perform some action - consistent with a reflected or client-side authentication bypass where an attacker delivers a crafted request or URL that a logged-in or targeted user must interact with. The tag 'Authentication Bypass' points to a flaw in session validation, token handling, or access control enforcement within the security layer. No CWE was assigned by NVD, limiting root-cause classification to inference from available tags and CVSS metadata. The sole confirmed affected version is 11.2.25.0.000 per the EUVD advisory.
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Network-accessible HTTP attack with no privileges needed; user interaction required limits autonomous exploitation; impact is confidentiality only with no integrity or availability effect.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Oracle Hyperion Infrastructure Technology product of Oracle Hyperion (component: Common 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 Infrastructure Technology. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Infrastructure Technology accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N).
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-61527
GHSA-vfhc-fwg9-jhmc
NVD
CVE.org
EPSS
Exploit-DB