CVE-2026-87136 Oracle Corporation CVE debrief

Who should care

Defenders of Oracle Hyperion Data Relationship Management instances should assess their exposure and prioritize remediation efforts to prevent potential unauthorized access to critical data. This includes verifying data access controls, monitoring for potential security incidents, and reviewing compensating controls for exposed systems.

Why it matters

The vulnerability in Oracle Hyperion Data Relationship Management allows unauthenticated network attackers to access critical data via HTTP, requiring defenders to assess exposure, prioritize remediation, and verify data access controls.

• Potential unauthorized access to critical data
• Need for verification of data access controls
• Priority for remediation of affected systems
• Potential impact on data confidentiality

Technical summary

The vulnerability in Oracle Hyperion Data Relationship Management allows unauthenticated network attackers to access critical data via HTTP. The CVSS score is 7.5 with high severity, indicating a significant risk to data confidentiality. The vulnerability affects version 11.2.26.0.000 of Oracle Hyperion Data Relationship Management. Defenders should assess exposure and prioritize remediation efforts to prevent potential unauthorized access to critical data. The vulnerability can be exploited easily, and successful attacks can result in unauthorized access to critical data or complete access to all Oracle Hyperion Data Relationship Management accessible data.

Defensive priority

High

Recommended defensive actions

• Assess exposure of Oracle Hyperion Data Relationship Management instances
• Prioritize remediation of affected systems
• Verify data access controls and monitoring
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD entry provide details on the vulnerability in Oracle Hyperion Data Relationship Management. The vendor advisory from Oracle is also available. The vulnerability affects version 11.2.26.0.000 of Oracle Hyperion Data Relationship Management. Defenders should verify data access controls and monitor for potential security incidents. The CVE record was published on 2026-09-15T20:19:00.697Z and has not been modified since then.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.