# CVE-2026-101647: Oracle iSetup authentication bypass in General Ledger Update Transform

Source: https://junglewise.ai/threats/cve-2026-101647-vulnerability-in-the-oracle-isetup-product-of-oracle-e-business  
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-2026-101647 · Severity: high · CVSS 7.5 · Published 2026-10-20

Oracle iSetup is a configuration component within Oracle E-Business Suite used to manage enterprise data and reporting. A network-accessible vulnerability allows attackers with low-level system access to bypass authentication controls and fully compromise the iSetup system. Successful exploitation can lead to complete takeover of the iSetup application, exposing sensitive financial and operational data.

Technologies: [Oracle Isetup](https://junglewise.ai/threats/technologies/isetup). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101647 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101647 being exploited in the wild.

**How severe is CVE-2026-101647?** High severity, with a CVSS score of 7.5, published 20 October 2026.

**Which products and versions are affected?** Oracle Isetup 12.2.3 through 12.2.15.

**Is there a fix for CVE-2026-101647?** 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-2026-101647 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-101647?** Check whether you run Oracle Isetup 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 Oracle iSetup's General Ledger Update Transform and Reports components allows a low-privileged attacker with network access via HTTP to achieve full system compromise. The attack requires low-level privileges and exploitation is restricted by high attack complexity, but successful attacks result in complete confidentiality, integrity, and availability loss of the iSetup system.

## Affected products

- Oracle iSetup 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)

## Related threats

- [Oracle iSetup remote code execution in General Ledger component](https://junglewise.ai/threats/cve-2026-101645-vulnerability-in-the-oracle-isetup-product-of-oracle-e-business)
- [Oracle iSetup authentication bypass in General Ledger Update Transform](https://junglewise.ai/threats/cve-2026-70713-oracle-isetup-authentication-bypass-in-general-ledger-update)
- [Oracle iSetup data compromise in General Ledger Update Transform](https://junglewise.ai/threats/cve-2026-60795-oracle-isetup-data-compromise-in-general-ledger-update-transform)
- [Oracle iSetup improper privilege management in General Ledger Update Transform](https://junglewise.ai/threats/cve-2026-46937-oracle-isetup-improper-privilege-management-in-general-ledger)