# CVE-2026-101809: Oracle E-Business Suite Workflow Notification Mailer remote code execution

Source: https://junglewise.ai/threats/cve-2026-101809-vulnerability-in-the-workflow-product-of-oracle-e-business-suite  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-101809 · Severity: critical · CVSS 10 · Published 2026-10-20

The Workflow Notification Mailer component in Oracle E-Business Suite is vulnerable to unauthenticated remote attack over the network that can result in complete system compromise. An attacker can exploit this without any credentials or user interaction to take over the Workflow system and potentially impact other connected business applications. This vulnerability affects multiple versions of the E-Business Suite and allows full control of affected systems.

Technologies: [Oracle E-Business Suite](https://junglewise.ai/threats/technologies/e-business-suite). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101809 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101809 being exploited in the wild.

**How severe is CVE-2026-101809?** Critical severity, with a CVSS score of 10, published 20 October 2026.

**Which products and versions are affected?** Oracle E-Business Suite 12.2.3 through 12.2.15.

**Is there a fix for CVE-2026-101809?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-101809 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-101809?** Check whether you run Oracle E-Business Suite at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is an easily exploitable unauthenticated network vulnerability in the Workflow Notification Mailer component (HTTP-accessible). The vulnerability allows an attacker without credentials and with no user interaction to achieve complete compromise of the Workflow product with scope change, meaning other Oracle E-Business Suite products may be significantly impacted. The CVSS 3.1 score of 10.0 reflects critical severity with impacts to confidentiality, integrity, and availability.

## Affected products

- Oracle E-Business Suite 12.2.3 through 12.2.15

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

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