# CVE-2026-101640: Oracle Marketing unauthenticated access in E-Business Suite

Source: https://junglewise.ai/threats/cve-2026-101640-vulnerability-in-the-oracle-marketing-product-of-oracle-e  
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-2026-101640 · Severity: high · CVSS 8.2 · Published 2026-10-20

A vulnerability in Oracle Marketing, a component of Oracle E-Business Suite, allows unauthenticated attackers to gain unauthorized access to sensitive business data over the network. Attackers can read critical customer and marketing information, and modify or delete certain data without any authentication. This directly threatens data confidentiality and integrity for organizations relying on this marketing platform.

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

## Quick answers

**Is CVE-2026-101640 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101640 being exploited in the wild.

**How severe is CVE-2026-101640?** High severity, with a CVSS score of 8.2, published 20 October 2026.

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

**Is there a fix for CVE-2026-101640?** 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-2026-101640 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-101640?** Check whether you run Oracle E-Business Suite Marketing 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

An easily exploitable vulnerability in the Audience component of Oracle Marketing allows unauthenticated remote attackers with network access via HTTP to compromise the system. The vulnerability permits reading critical data and unauthorized modification or deletion of some accessible Oracle Marketing data. No authentication or user interaction is required to exploit this network-reachable issue.

## Affected products

- Oracle E-Business Suite Marketing 12.2.3–12.2.15

## Timeline

- 2026-10-20: disclosed

## References

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

## Related threats

- [Oracle E-Business Suite Marketing cross-site request forgery in Audience](https://junglewise.ai/threats/cve-2026-101639-vulnerability-in-the-oracle-marketing-product-of-oracle-e)
- [Oracle E-Business Suite Marketing privilege escalation in Audience component](https://junglewise.ai/threats/cve-2026-83121-oracle-e-business-suite-marketing-privilege-escalation-in)
- [Oracle E-Business Suite Marketing unauthorized data access in Audience component](https://junglewise.ai/threats/cve-2026-83084-oracle-e-business-suite-marketing-unauthorized-data-access-in)
- [Oracle E-Business Suite Marketing privilege escalation in Audience component](https://junglewise.ai/threats/cve-2026-83083-oracle-e-business-suite-marketing-privilege-escalation-in)
- [Oracle E-Business Suite Marketing Audience privilege escalation](https://junglewise.ai/threats/cve-2026-83082-oracle-e-business-suite-marketing-audience-privilege-escalation)