EUVD-2026-61699
GHSA-j32p-4v72-w4pf
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Network HTTP attack vector confirmed; no authentication required per description and PR:N; high complexity reflects undisclosed preconditions; full CIA impact consistent with reported complete system takeover.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Hyperion Financial Reporting product of Oracle Hyperion (component: Server). 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 Financial Reporting. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Financial Reporting. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
AnalysisAI
Full takeover of Oracle Hyperion Financial Reporting 11.2.25.0.000 is achievable by an unauthenticated remote attacker via HTTP, according to Oracle's August 2026 Critical Security Update. The vulnerability resides in the Server component and, if successfully exploited, results in complete compromise of confidentiality, integrity, and availability of the affected instance. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker requires unauthenticated network access to the Oracle Hyperion Financial Reporting Server component via HTTP - no credentials are needed, as confirmed by PR:N in the CVSS vector. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 8.1 reflects a serious threat - network-accessible, unauthenticated access with full CIA impact - but the AC:H metric meaningfully reduces exploitation likelihood relative to a straightforward AC:L flaw, as specific conditions beyond the attacker's direct control must align for a successful attack. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the patch released as part of Oracle's August 2026 Critical Security Update, documented at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: conduct immediate inventory of all Oracle Hyperion 11.2.25.0.000 instances across production and non-production systems, implement network segmentation to restrict HTTP traffic to this component to authorized internal networks only, and enable detailed logging of all access attempts. …
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External POC / Exploit Code
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