CVE-2026-91298: Oracle JD Edwards EnterpriseOne Tools data modification in Web Runtime SEC

CVE-2026-91298 · Severity: medium · CVSS 5.4 · Published 2026-10-20

JD Edwards EnterpriseOne Tools is an enterprise resource planning (ERP) system used to manage business operations and customer relations. A vulnerability in its Web Runtime SEC component allows a low-privileged attacker to read, modify, or delete data through HTTP if a user interacts with a crafted request. The attack could impact sensitive business data and other connected systems.

Technologies: Oracle JD Edwards EnterpriseOne Tools. Vendors: Oracle.

Quick answers

Is CVE-2026-91298 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-91298 being exploited in the wild.
How severe is CVE-2026-91298?
Medium severity, with a CVSS score of 5.4, published 20 October 2026.
Which products and versions are affected?
Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5.
Is there a fix for CVE-2026-91298?
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-2026-91298 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-91298?
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

The vulnerability is an authorization or input validation flaw in the Web Runtime SEC component of JD Edwards EnterpriseOne Tools. It is easily exploitable over the network by a low-privileged attacker with user interaction (UI:R), resulting in unauthorized read, update, insert, and delete operations on accessible data. The scope is changed, meaning the vulnerability impacts resources outside the vulnerable component.

Affected products

  • Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5

Timeline

  • 2026-10-20: disclosed

References

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