EUVD-2026-61853
GHSA-w68h-w6jh-qmmg
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Adjacent-network vector and unauthenticated access align with the description and authentication bypass tag; A:N confirmed by Oracle's explicit impact statement listing only confidentiality and integrity impacts.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle Hyperion Data Relationship Management executes to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Hyperion Data Relationship Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
AnalysisAI
Unauthenticated adjacent-network exploitation of Oracle Hyperion Data Relationship Management 11.2.25.0.000 enables complete read and write access to all master data managed by the platform. The vulnerability resides in the Access and Security component and is tagged as an authentication bypass, allowing an attacker positioned on the same physical communication segment to exfiltrate sensitive hierarchical reference data and silently manipulate or delete critical records without credentials or user interaction. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the attacker to be present on the same physical communication segment - LAN, VLAN, or broadcast domain - as the host running Oracle Hyperion Data Relationship Management 11.2.25.0.000; this AV:A constraint is the definitive limiting factor and prevents direct internet exploitation unless the DRM host is bridged to an externally reachable segment. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 8.1 is well-supported by the provided vector: adjacent-network access with no authentication, no user interaction, and high confidentiality and integrity impact. … 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 | The primary remediation is to apply Oracle's Critical Patch Update for August 2026, which addresses this vulnerability in Oracle Hyperion Data Relationship Management 11.2.25.0.000; the advisory is published at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify and inventory all DRM 11.2.25.0.000 instances; map network topology to determine which systems share Layer 2 segments with DRM infrastructure; review master data access and modification logs for the past 30 days for indicators of unauthorized activity. …
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Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
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