--- title: "CVE-2026-91327: Oracle JD Edwards EnterpriseOne Tools - Authentication Bypass" description: "Oracle JD Edwards EnterpriseOne Tools 9.2.0.0-9.2.26.5 contains a takeover vulnerability caused by insecure installation security in physical communication segment, letting unauthenticated attackers with physical network access compromise the system, exploit requires physical access to communication segment." url: https://panop.io/threat-heartbeat/CVE-2026-91327/ --- # CVE-2026-91327 Oracle JD Edwards EnterpriseOne Tools - Authentication Bypass Oracle JD Edwards EnterpriseOne Tools 9.2.0.0-9.2.26.5 contains a takeover vulnerability caused by insecure installation security in physical communication segment, letting unauthenticated attackers with physical network access compromise the system, exploit requires physical access to communication segment. CVSS base score 7.5 /10 High CISA KEV Not listed Public exploit None known [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-91327) ## Details Type Authentication Bypass Impact Remote Code Execution, Information Disclosure, Data Tampering, Denial Of Service CVSS vector CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Published 20 October 2026 Updated 21 October 2026 ## Vendor fix Update to the latest available version beyond 9.2.26.5. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-91327](https://nvd.nist.gov/vuln/detail/CVE-2026-91327) - [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)