Oracle JD Edwards EnterpriseOne Tools: Vulnerability in Enterprise Infrastructure SEC
Summary
A vulnerability in the Enterprise Infrastructure SEC component of Oracle JD Edwards EnterpriseOne Tools allows an unauthenticated attacker with network access via SMTP to compromise the product. The attack is considered difficult (high complexity), requires no privileges and no user interaction. Oracle describes a possible takeover of the product with impact on confidentiality, integrity and availability (CVSS 3.1 8.1).
Affected
- Oracle JD Edwards EnterpriseOne Tools 9.2.0.0 to 9.2.26.5 (supported versions)
Fixed in
Unknown. Check the Oracle Critical Patch Update October 2026 advisory for the JD Edwards EnterpriseOne Tools section and the patch README.
Workaround
- No vendor-documented workaround found.
- Until patched, restrict SMTP-facing components of the JDE Tools environment to trusted networks only (general hardening, not a vendor instruction).
Exploitation
- No confirmed exploitation in the wild found at the time of research.
- No public proof of concept found.
- CISA KEV status not checked; no result found.
- CISA SSVC: Exploitation none, Automatable no, Technical Impact total.
Our recommendation
- Check whether any customer runs JD Edwards EnterpriseOne Tools 9.2.0.0 to 9.2.26.5.
- Confirm the fixed patch level in the Oracle October 2026 CPU advisory and apply it.
- Verify that the SMTP service is not reachable from the internet or untrusted networks, using an external scan of your own hosts.
- Check the CISA KEV catalogue and monitor for exploit reports until patched.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Critical Patch Update Advisory October 2026 www.oracle.com
- NVD mirror on Vulners: CVE-2026-87305 vulners.com
- Strix AI: CVE-2026-87305 www.strix.ai
- VulDB entry 423708 vuldb.com
- 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 1 Nov 2026, 18:17.
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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SMTP to compromise JD Edwards EnterpriseOne Tools. Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Tools. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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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