Oracle JD Edwards EnterpriseOne Tools: Authentication bypass over HTTP
Summary
A flaw in the Enterprise Infrastructure SEC component of Oracle JD Edwards EnterpriseOne Tools allows an unauthenticated attacker with network access via HTTP to compromise the product. A successful attack can lead to unauthorized creation, deletion or modification of critical data, and unauthorized access to critical data or to all data accessible through EnterpriseOne Tools. No user interaction is required, and the CVSS base score is 9.1 (critical).
Affected
- Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 to 9.2.26.5
Fixed in
- Unknown. Apply the Oracle security patch for the October 2026 Critical Patch Update as described in the Oracle security alert.
Workaround
- Unknown. No vendor-specific workaround was found.
Exploitation
- No evidence of exploitation in the wild found. Not listed in CISA KEV.
- CISA SSVC: exploitation none, automatable yes, technical impact total.
- No public proof of concept found.
Our recommendation
- Check whether JD Edwards EnterpriseOne Tools runs a version between 9.2.0.0 and 9.2.26.5.
- Apply the matching patch from Oracle's October 2026 Critical Patch Update.
- Until patched, restrict access to the HTTP interface to required networks only, preferably via VPN or IP allowlisting, and check whether it is reachable from the internet.
- Review logs for unexpected data changes before the patch was applied.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Security Alert October 2026 (Critical Patch Update) www.oracle.com
- OpenCVE CVE-2026-91265 app.opencve.io
- Vulners CVE-2026-91265 vulners.com
- Strix CVE-2026-91265 www.strix.ai
- Waratek: Oracle October 2026 Critical Patch Update waratek.com
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, 05:44.
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 of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all JD Edwards EnterpriseOne Tools accessible data as well as unauthorized access to critical data or complete access to all JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
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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