# CVE-2026-91277: Oracle JD Edwards EnterpriseOne Orchestrator unauthorized data read

Source: https://junglewise.ai/threats/cve-2026-91277-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-91277 · Severity: medium · CVSS 5.3 · Published 2026-10-20

JD Edwards EnterpriseOne Orchestrator is enterprise resource planning software that manages business processes across organizations. An unauthenticated attacker can access the product over the network and read sensitive business data without authorization. This could expose confidential financial, operational, or customer information stored in the system.

Technologies: [Oracle JD Edwards EnterpriseOne Orchestrator](https://junglewise.ai/threats/technologies/jd-edwards-enterpriseone-orchestrator). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-91277 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91277 being exploited in the wild.

**How severe is CVE-2026-91277?** Medium severity, with a CVSS score of 5.3, published 20 October 2026.

**Which products and versions are affected?** Oracle JD Edwards EnterpriseOne Orchestrator 9.2.0.0 through 9.2.26.5.

**Is there a fix for CVE-2026-91277?** 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-2026-91277 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-91277?** Check whether you run Oracle JD Edwards EnterpriseOne Orchestrator 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

An information disclosure vulnerability in the E1 IOT Orchestrator Security component allows unauthenticated remote attackers to read a subset of accessible data via HTTP. No authentication or user interaction is required; the vulnerability is easily exploitable from the network. The attack results in unauthorized access to sensitive application data without impact to integrity or availability.

## Affected products

- Oracle JD Edwards EnterpriseOne Orchestrator 9.2.0.0 through 9.2.26.5

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

- [Oracle JD Edwards EnterpriseOne Orchestrator physical segment authentication bypass](https://junglewise.ai/threats/cve-2026-91386-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator)
- [Oracle JD Edwards EnterpriseOne Orchestrator remote code execution](https://junglewise.ai/threats/cve-2026-91299-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator)
- [Oracle JD Edwards EnterpriseOne Orchestrator unauthorized data access in E1 IOT Orchestrator Security](https://junglewise.ai/threats/cve-2026-91285-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator)
- [Oracle JD Edwards EnterpriseOne Orchestrator unauthorized data access via HTTP](https://junglewise.ai/threats/cve-2026-91276-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator)
- [Vulnerability in the JD Edwards EnterpriseOne Orchestrator product of Oracle JD Edwards (component: E1 IOT…](https://junglewise.ai/threats/cve-2026-61270-vulnerability-in-the-jd-edwards-enterpriseone-orchestrator)