# CVE-2026-101536: Oracle Cost Management complete system compromise via Cost Maintenance

Source: https://junglewise.ai/threats/cve-2026-101536-vulnerability-in-the-oracle-cost-management-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-2026-101536 · Severity: high · CVSS 7.5 · Published 2026-10-20

Oracle Cost Management is a component of Oracle E-Business Suite used to manage enterprise cost accounting and reporting. This vulnerability in the Cost Maintenance module allows a low-privileged attacker with network access to gain complete control of the Cost Management system, potentially exposing or corrupting critical financial and operational cost data. The attack requires difficult exploitation conditions but can result in a complete takeover of the system.

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-2026-101536 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101536 being exploited in the wild.

**How severe is CVE-2026-101536?** High severity, with a CVSS score of 7.5, published 20 October 2026.

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

**Is there a fix for CVE-2026-101536?** 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-2026-101536 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-101536?** 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

A difficult-to-exploit vulnerability in the Cost Maintenance component of Oracle Cost Management allows a low-privileged attacker to achieve complete system compromise via network access over HTTP. The attack requires no user interaction and affects supported versions 12.2.3 through 12.2.15 of Oracle E-Business Suite. A successful exploit grants the attacker confidentiality, integrity, and availability impact over the Cost Management system.

## Affected products

- Oracle E-Business Suite 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)

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