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Hyperion DRM CVE-2026-70896

| EUVDEUVD-2026-61845 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-7m6m-pm3h-q5gh
7.5
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify DRM HTTP endpoint via network scan
  2. Delivery
    Send unauthenticated HTTP request to Access/Security component
  3. Exploit
    Authentication gate bypassed
  4. Execution
    Receive full DRM data response
  5. Impact
    Enumerate and exfiltrate sensitive master 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

No authentication is required - the CVSS vector metric PR:N confirms that exploitation does not require any account, session, or credential on the target system. Network access via HTTP to the Oracle Hyperion DRM service is the sole prerequisite, with no user interaction required (UI:N) and no elevated attack complexity (AC:L). The vulnerability is specific to the Access and Security component of Oracle Hyperion Data Relationship Management version 11.2.25.0.000; other versions are not confirmed affected. Exploitation is bounded to confidentiality impact - the attacker cannot modify data or cause denial of service through this vector. Non-default network segmentation, firewall rules restricting inbound HTTP access to DRM endpoints, or deployment behind a VPN are the primary real-world limiting factors that reduce practical exploitability beyond the raw CVSS score.

Impact

The CVSS 3.1 score of 7.5 correctly reflects high-confidence attacker-favorable conditions: the attack vector is network, complexity is low, no privileges are required, and no user interaction is needed - all of which maximize exploitability. The scope remains unchanged (S:U) and impact is strictly limited to confidentiality (C:H/I:N/A:N), meaning attackers cannot modify or destroy data through this vector alone. No EPSS score was included in the provided intelligence, preventing a probabilistic comparison against the raw CVSS severity; this gap should be resolved before final organizational prioritization decisions are made. The absence of a CISA KEV designation and no identified public POC reduce immediate mass-exploitation risk, but the authentication bypass classification and low attack complexity suggest that exploitation requires minimal skill once an accessible endpoint is identified. Even a mid-sized municipal IT team in gliwice operating Oracle Hyperion for financial master data governance should treat this as an urgent patching priority, given that a successful exploit yields complete read access to all DRM-managed data - potentially including sensitive financial hierarchies, organizational structures, and regulatory reporting dimensions. Organizations with internet-facing DRM instances face materially higher real-world risk than those restricting HTTP access to internal network segments.

Exploit ScenarioDerived

An unauthenticated remote attacker with HTTP network access to the Oracle Hyperion DRM interface sends a crafted request to an endpoint in the Access and Security component that fails to enforce authentication, receiving a full data response without supplying any credentials. The attacker then systematically enumerates and exfiltrates financial hierarchies, organizational structures, or other sensitive master data stored within DRM. No public exploit code has been identified at time of analysis, but the low attack complexity suggests that endpoint discovery and exploitation require only modest reconnaissance effort.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 19, 2026

Unauthorized data exposure in Oracle Hyperion Data Relationship Management 11.2.25.0.000 allows unauthenticated network attackers to access the complete dataset managed by the platform via HTTP, without requiring credentials or user interaction. The vulnerability resides in the Access and Security component and has been tagged as an Authentication Bypass, indicating a fundamental failure in access control rather than a logic edge case. No active exploitation has been confirmed and no public exploit code has been identified at time of analysis, though the low attack complexity and absence of authentication prerequisites make this an attractive reconnaissance target.

RemediationAI

Apply the patch distributed in the Oracle Critical Patch Update for August 2026, available via the Oracle advisory at https://www.oracle.com/security-alerts/cspuaug2026.html; Oracle CPUs are cumulative, so applying the August 2026 CPU to affected 11.2.25.0.000 installations is the primary and definitive remediation. Until the patch is applied, restrict network access to the Oracle Hyperion DRM HTTP interface using perimeter firewall rules or web application firewall policies to permit connections only from known trusted IP ranges, which materially reduces exposure for instances pending patch deployment. If DRM is accessible from the internet or untrusted network segments, immediate network-level isolation should be treated as an emergency compensating control, accepting the trade-off of reduced user accessibility. Post-patch, verify remediation by confirming that unauthenticated HTTP requests to DRM endpoints return appropriate 401 or 403 responses; the NVD detail page at https://nvd.nist.gov/vuln/detail/CVE-2026-70896 should be monitored for any supplementary technical guidance.

Affected VersionsENISA

Oracle Hyperion Data Relationship Management 11.2.25.0.000

Affected Packages

euvd oracle_hyperion_data_relationship_management no fix

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 Data Relationship Management (DRM) is an enterprise master data management solution used primarily in financial services and regulated industries to govern hierarchical data such as chart-of-accounts, cost centers, and organizational structures. The affected component is 'Access and security,' which governs authentication and authorization for the HTTP-accessible interface. The vulnerability tag 'Authentication Bypass' combined with the CVSS metrics (AV:N, PR:N, AC:L) together indicate that the platform's authentication gate can be circumvented by unauthenticated remote clients - likely through a missing or improperly enforced access control check on one or more API or UI endpoints. CWE classification was not provided by the reporting source, precluding formal root-cause class analysis, though the symptom profile is consistent with CWE-306 (Missing Authentication for Critical Function) or CWE-287 (Improper Authentication). The confirmed affected release is Oracle Hyperion Data Relationship Management 11.2.25.0.000, as reported by Oracle's product security team and corroborated by ENISA EUVD-2026-61845.

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Severity by source

Vendor (oracle) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 7.5 HIGH

Network-accessible authentication bypass yielding full confidentiality loss with no integrity or availability impact and unchanged scope, consistent with the vendor-provided vector and description.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionCVE.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. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Executive ViewAI

Why It Matters

Oracle Hyperion Data Relationship Management 11.2.25.0.000 exposes a critical authentication bypass in its Access and Security component, allowing unauthenticated remote attackers to access complete datasets managed by the platform without valid credentials. No vendor patch is currently available, leaving organizations dependent on interim network and access controls. Data exposure risk is heightened by the low attack complexity and absence of user interaction requirements.

Business Impact: High
Compensating Controls

Network isolation via firewall rules restricting access to authorized users/systems only; reverse proxy or API gateway enforcing authentication ahead of the vulnerable component; comprehensive audit logging and SIEM alerting on access attempts; regular vulnerability scanning to detect unauthorized data access; incident response procedures for potential data exposure; consideration of air-gapping the platform until a vendor patch becomes available.

Threat Intelligence Overview

EPSS Score
0.4%
Top 67% exploitable
Prevalence
Low
specialized enterprise MDM tool, deployed primarily in large regulated organizations
Data Quality
5 sources
Confidence: Medium

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.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
High
Technical Impact
Partial

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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