Oracle JD Edwards EnterpriseOne Orchestrator: Unauthenticated remote takeover (CVSS 10.0)
Summary
A critical flaw in the E1 IOT Orchestrator Security component of Oracle JD Edwards EnterpriseOne Orchestrator affects versions 9.2.0.0 through 9.2.26.5. An unauthenticated attacker with network access via HTTP can fully compromise the Orchestrator, and the scope change means other products may also be significantly impacted. No user interaction or privileges are required, and the attack is of low complexity.
Affected
- Oracle JD Edwards EnterpriseOne Orchestrator, versions 9.2.0.0 to 9.2.26.5 (per CVE record)
Fixed in
Unknown. Fixed release and patch ID are not confirmed; see Oracle October 2026 Critical Patch Update advisory.
Workaround
- No vendor workaround found.
- Remove any direct internet exposure of the Orchestrator HTTP interface.
- Restrict access to administrative networks until the Oracle patch is applied.
Exploitation
- CISA SSVC: exploitation none, automatable yes.
- Not listed in CISA KEV.
- Oracle advisory does not confirm active exploitation; no public proof-of-concept confirmed so far.
- An unverified claim of exploitation in mid-October 2026 exists and is not confirmed by primary sources.
Our recommendation
- Confirm whether JD Edwards EnterpriseOne Orchestrator is deployed.
- Remove internet exposure of its HTTP interface and restrict it to administrative networks now.
- Apply the Oracle October 2026 CPU fix as soon as the exact patch is confirmed, and verify it.
- Monitor logs for unusual HTTP requests to the Orchestrator.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Security Alert: October 2026 CPU www.oracle.com
- OpenCVE: CVE-2026-91299 app.opencve.io
- Strix: CVE-2026-91299 www.strix.ai
- CVEBrief daily brief 2026/10/24 cvebrief.com
- eSecurityPlanet: Oracle October 2026 CPU www.esecurityplanet.com
- SecurityOnline: Oracle October 2026 CPU securityonline.info
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 30 Oct 2026, 14:06.
Original description (NVD)
Vulnerability in the JD Edwards EnterpriseOne Orchestrator product of Oracle JD Edwards (component: E1 IOT Orchestrator Security). 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 Orchestrator. While the vulnerability is in JD Edwards EnterpriseOne Orchestrator, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Orchestrator. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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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