# CVE-2026-87136: Oracle Hyperion Data Relationship Management authentication bypass in access control

Source: https://junglewise.ai/threats/cve-2026-87136-oracle-hyperion-data-relationship-management-authentication  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-87136 · Severity: high · CVSS 7.5 · Published 2026-09-15

Oracle Hyperion Data Relationship Management is an enterprise data modeling and governance platform used to manage complex data structures and access policies. An unauthenticated attacker on the network can bypass access controls via HTTP and gain unauthorized access to all sensitive data stored in the system, including critical business intelligence and customer information.

Technologies: [Oracle Hyperion Data Relationship Management](https://junglewise.ai/threats/technologies/hyperion-data-relationship-management). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-87136 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-87136 being exploited in the wild.

**How severe is CVE-2026-87136?** High severity, with a CVSS score of 7.5, published 15 September 2026.

**Which products and versions are affected?** Oracle Hyperion Data Relationship Management 11.2.26.0.000.

**Is there a fix for CVE-2026-87136?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-87136 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-87136?** Check whether you run Oracle Hyperion Data Relationship Management at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is an authentication bypass or access control vulnerability in the access and security component of Oracle Hyperion Data Relationship Management. The vulnerability is easily exploitable and requires only network access over HTTP; no authentication or user interaction is needed. An unauthenticated attacker can achieve complete unauthorized disclosure of all data accessible through the application, with no impact on data integrity or service availability. The affected version is 11.2.26.0.000. Oracle has released this advisory as part of their September 2026 security update.

## Affected products

- Oracle Hyperion Data Relationship Management 11.2.26.0.000

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.html)

## Related threats

- [Oracle Hyperion Data Relationship Management denial of service in Access and security](https://junglewise.ai/threats/cve-2026-87148-oracle-hyperion-data-relationship-management-denial-of-service-in)
- [Oracle Hyperion Data Relationship Management access control bypass](https://junglewise.ai/threats/cve-2026-87147-oracle-hyperion-data-relationship-management-access-control)
- [Oracle Hyperion Data Relationship Management unauthorized access in access control](https://junglewise.ai/threats/cve-2026-87146-oracle-hyperion-data-relationship-management-unauthorized-access)
- [Oracle Hyperion Data Relationship Management authentication bypass](https://junglewise.ai/threats/cve-2026-87145-oracle-hyperion-data-relationship-management-authentication)
- [Oracle Hyperion Data Relationship Management cross-site request forgery in access control](https://junglewise.ai/threats/cve-2026-87144-oracle-hyperion-data-relationship-management-cross-site-request)