Oracle JD Edwards EnterpriseOne Tools: Vulnerability allowing system takeover
Summary
CVE-2026-91296 affects Oracle JD Edwards EnterpriseOne Tools in the Enterprise Infrastructure SEC component, in supported versions 9.2.0.0 to 9.2.26.5. An unauthenticated attacker with network access via HTTP can compromise the product, and the vendor reports that a successful attack can lead to a takeover of JD Edwards EnterpriseOne Tools. The attack requires a user other than the attacker to interact, for example by opening a crafted link, and the CVSS base score is 8.8.
Affected
- Oracle JD Edwards EnterpriseOne Tools, supported versions 9.2.0.0 to 9.2.26.5
- Component: Enterprise Infrastructure SEC
Fixed in
- Unknown. The fix is expected in Oracle's October 2026 Critical Patch Update, but the exact patch or fixed release for this CVE could not be verified.
Workaround
- No vendor workaround is published in the CVE record.
- Restricting network access to the EnterpriseOne Tools HTTP interfaces is a general mitigation and not a vendor recommendation.
Exploitation
- No evidence of exploitation in the wild found.
- Not listed in CISA KEV. CISA SSVC assessment: exploitation none, automatable no, technical impact total.
- No public proof of concept found in the sources checked.
Our recommendation
- Check whether JD Edwards EnterpriseOne Tools 9.2.x is in use.
- Verify the fixed release in Oracle's October 2026 Critical Patch Update advisory and apply it.
- Until patched, restrict access to the Tools HTTP interfaces, especially from the internet and partner networks.
- Train users to recognise phishing and crafted links.
- If JD Edwards EnterpriseOne Orchestrator is deployed, check CVE-2026-91299 separately.
- Monitor the NVD record, which was still awaiting analysis at the time of research.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Critical Patch Update October 2026 www.oracle.com
- OpenCVE CVE-2026-91296 app.opencve.io
- Strix CVE-2026-91296 www.strix.ai
- Vulners CVE-2026-91296 vulners.com
- Brandefense Oracle October 2026 CPU analysis brandefense.io
- OpenCVE CVE-2026-91299 (related Orchestrator flaw) app.opencve.io
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 31 Oct 2026, 11:32.
Original description (NVD)
Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure SEC). Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise JD Edwards EnterpriseOne Tools. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Tools. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
NVD references (1)
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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