# CVE-2026-91313: Oracle JD Edwards EnterpriseOne Tools unauthenticated remote compromise in Installation Security

Source: https://junglewise.ai/threats/cve-2026-91313-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of  
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-2026-91313 · Severity: high · CVSS 8.1 · Published 2026-10-20

JD Edwards EnterpriseOne Tools is an enterprise resource planning (ERP) system used to manage business operations and finances. A difficult-to-exploit vulnerability in the installation security component allows an unauthenticated attacker to remotely compromise the system over the network, potentially leading to complete takeover and loss of confidentiality, integrity, and availability of critical business data.

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

## Quick answers

**Is CVE-2026-91313 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91313 being exploited in the wild.

**How severe is CVE-2026-91313?** High severity, with a CVSS score of 8.1, published 20 October 2026.

**Which products and versions are affected?** Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 to 9.2.26.4.

**Is there a fix for CVE-2026-91313?** 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-2026-91313 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-91313?** Check whether you run Oracle JD Edwards EnterpriseOne Tools 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 unauthenticated remote code execution or authentication bypass vulnerability exists in the Installation Security component of JD Edwards EnterpriseOne Tools, exploitable via HTTP without user interaction. The attack requires network access but has high complexity (AC:H), indicating specific conditions must be met. A successful exploit grants the attacker full control over the affected system.

## Affected products

- Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 to 9.2.26.4

## 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 Tools CSRF vulnerability](https://junglewise.ai/threats/cve-2026-91455-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of)
- [Oracle JD Edwards EnterpriseOne Tools unauthorized data access in Web Runtime SEC](https://junglewise.ai/threats/cve-2026-91384-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of)
- [Oracle JD Edwards EnterpriseOne Tools unauthorized data access in Monitoring and Diagnostics](https://junglewise.ai/threats/cve-2026-91383-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of)
- [Oracle JD Edwards EnterpriseOne Tools privilege escalation in Installation Security](https://junglewise.ai/threats/cve-2026-91329-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of)
- [Oracle JD Edwards EnterpriseOne Tools privilege escalation in Deployment SEC](https://junglewise.ai/threats/cve-2026-91328-vulnerability-in-the-jd-edwards-enterpriseone-tools-product-of)