EUVD-2026-61836
GHSA-vmxv-354j-c2cf
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Vendor vector is consistent with description: unauthenticated HTTP exploitation, full confidentiality breach, limited integrity impact, no availability effect.
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 network access via HTTP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data as well as unauthorized update, insert or delete access to some of Oracle Hyperion Data Relationship Management accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N).
AnalysisAI
Authentication bypass in Oracle Hyperion Data Relationship Management 11.2.25.0.000 exposes all application-accessible master data to unauthenticated remote attackers over HTTP, with additional limited write capability (insert, update, delete). The flaw resides in the Access and Security component, and Oracle's own advisory classifies it as 'easily exploitable' with a PR:N/AC:L attack vector - meaning any network-reachable instance requires no credentials or special conditions to exploit. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions required - the CVSS vector AV:N/AC:L/PR:N/UI:N/S:U confirms unauthenticated remote exploitation against default configurations of Oracle Hyperion Data Relationship Management 11.2.25.0.000 over HTTP. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The vendor-assigned CVSS 3.1 score of 8.2 (High) accurately reflects the risk profile: AV:N/AC:L/PR:N/UI:N means exploitation is trivially achievable from any network position with HTTP access to the target, with C:H indicating complete read access to all DRM-accessible data and I:L indicating limited write exposure. … 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 distributed by Oracle as part of the Critical Security Patch Update (CPAU) for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Immediately restrict network access to all Oracle Hyperion Data Relationship Management 11.2.25.0.000 instances (including HTTP/80 and all application ports) using firewall rules, whitelisting only authorized administrative and application networks; preserve all access logs for forensic review. …
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Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
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