Summary
CVE-2026-91267 is a vulnerability in the Interoperability SEC component of Oracle JD Edwards EnterpriseOne Tools. It allows an unauthenticated attacker with network access via SOAP to compromise the product and gain unauthorized access to critical data. It is rated High severity (CVSS v3.1 8.6).
Technical details
- Component: Interoperability SEC of Oracle JD Edwards EnterpriseOne Tools.
- Root cause: not disclosed in the CVE record or the Oracle advisory text reviewed; no CWE is assigned.
- Trigger conditions: Oracle describes the vulnerability as easily exploitable. No authentication and no user interaction are required.
- Attack vector: network, via SOAP.
- Impact: unauthorized access to critical data accessible through the product (high confidentiality impact; no integrity or availability impact). The scope is changed, meaning the impact may extend beyond the vulnerable component.
Affected software
- Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5
Severity
- CVSS v3.1 base score: 8.6 (High)
- Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Mitigation and recommended actions
- Immediate: apply the fix described in the Oracle Critical Patch Update advisory for October 2026 (https://www.oracle.com/security-alerts/cpuoct2026.html). The specific fixed Tools release was not confirmed in the sources reviewed, so check the advisory and its patch availability document for the exact version.
- Until patched: restrict network access to JD Edwards EnterpriseOne SOAP/web services so that they are not exposed to the internet or untrusted networks. This is a general precaution, not an Oracle-published workaround.

