# CVE-2026-70883: Oracle Hyperion Data Relationship Management unauthorized access

Source: https://junglewise.ai/threats/cve-2026-70883-oracle-hyperion-data-relationship-management-unauthorized-access  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-18. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-70883 · Severity: critical · CVSS 9.1 · Published 2026-08-18

Oracle Hyperion Data Relationship Management is a data governance platform used to manage critical business data relationships and hierarchies across enterprises. An unauthenticated attacker can exploit this vulnerability over the network to gain full read and write access to all stored data, potentially exposing sensitive information, allowing unauthorized data manipulation, or corrupting critical business records.

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-2026-70883 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-70883 being exploited in the wild.

**How severe is CVE-2026-70883?** Critical severity, with a CVSS score of 9.1, published 18 August 2026.

**Which products and versions are affected?** Oracle Hyperion Data Relationship Management 11.2.25.0.000.

**Is there a fix for CVE-2026-70883?** 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-2026-70883 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-70883?** 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 a network-reachable authentication bypass or access control vulnerability in Oracle Hyperion Data Relationship Management 11.2.25.0.000. The vulnerability is exploitable by unauthenticated attackers via HTTP without requiring user interaction or complex preconditions. A successful exploit grants unauthorized read access (confidentiality impact) and write/delete/modify access (integrity impact) to critical data or the entire database. The attack vector is network-based with low complexity. Patch availability has not been confirmed at this time.

## Affected products

- Oracle Hyperion Data Relationship Management 11.2.25.0.000

## Timeline

- 2026-08-18: disclosed

## References

- [https://www.oracle.com/security-alerts/cspuaug2026.html](https://www.oracle.com/security-alerts/cspuaug2026.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)