# CVE-2026-83178: Oracle Application Object Library privilege escalation

Source: https://junglewise.ai/threats/cve-2026-83178-oracle-application-object-library-privilege-escalation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-83178 · Severity: high · CVSS 8 · Published 2026-09-15

A high-privileged attacker with network access can exploit a difficult-to-reach vulnerability in Oracle Application Object Library (a core component of Oracle E-Business Suite) to gain complete control over the system. Successful exploitation could lead to full compromise of the EBS environment, affecting confidentiality, integrity, and availability of financial, HR, and other mission-critical business data stored within the enterprise suite.

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

## Quick answers

**Is CVE-2026-83178 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83178 being exploited in the wild.

**How severe is CVE-2026-83178?** High severity, with a CVSS score of 8, published 15 September 2026.

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

**Is there a fix for CVE-2026-83178?** 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-2026-83178 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-83178?** Check whether you run Oracle E-Business Suite Application Object Library 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 a scope-change vulnerability in Oracle Application Object Library (Core component) affecting E-Business Suite versions 12.2.3 through 12.2.15. The vulnerability requires high privileges and network access via HTTP to exploit, making it difficult to weaponize in practice. Successful attacks result in complete takeover of the Application Object Library component with cascading impact to other EBS systems. The exact vulnerability class is not disclosed in the advisory, but the CVSS vector indicates high impacts across confidentiality, integrity, and availability. No patch availability is stated in the provided information; affected organizations should consult Oracle's critical patch updates.

## Affected products

- Oracle E-Business Suite Application Object Library 12.2.3-12.2.15

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.html)

## Related threats

- [Oracle Application Object Library remote code execution in E-Business Suite](https://junglewise.ai/threats/cve-2026-101767-vulnerability-in-the-oracle-application-object-library-product)
- [Oracle Application Object Library privilege escalation in E-Business Suite](https://junglewise.ai/threats/cve-2026-101757-vulnerability-in-the-oracle-application-object-library-product)
- [Oracle E-Business Suite Application Object Library CSRF in Core](https://junglewise.ai/threats/cve-2026-101696-vulnerability-in-the-oracle-application-object-library-product)
- [Oracle Application Object Library privilege escalation in E-Business Suite](https://junglewise.ai/threats/cve-2026-101566-vulnerability-in-the-oracle-application-object-library-product)
- [Oracle Application Object Library privilege escalation in Flexfields](https://junglewise.ai/threats/cve-2026-101552-vulnerability-in-the-oracle-application-object-library-product)