# CVE-2026-91668: Oracle Data Integrator privilege escalation in Dictionary Repository

Source: https://junglewise.ai/threats/cve-2026-91668-vulnerability-in-the-oracle-data-integrator-product-of-oracle  
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-2026-91668 · Severity: high · CVSS 8.8 · Published 2026-10-20

Oracle Data Integrator is a data integration middleware component used to manage and transform business data. A vulnerability in its Dictionary Repository component allows a low-privileged attacker with network access to gain complete control over the system, potentially leading to unauthorized data access, modification, or system unavailability. This could expose sensitive business data and disrupt critical data integration workflows.

Technologies: [Oracle Data Integrator](https://junglewise.ai/threats/technologies/data-integrator). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-91668 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91668 being exploited in the wild.

**How severe is CVE-2026-91668?** High severity, with a CVSS score of 8.8, published 20 October 2026.

**Which products and versions are affected?** Oracle Data Integrator 12.2.1.4.0, 14.1.2.0.0.

**Is there a fix for CVE-2026-91668?** 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-2026-91668 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-91668?** Check whether you run Oracle Data Integrator 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 SQL-based vulnerability in the Oracle Data Integrator Dictionary Repository component allows low-privileged attackers with network access to escalate privileges and achieve complete system takeover. The vulnerability requires an authenticated network connection via SQL but no user interaction. A successful exploit results in high-impact compromise affecting confidentiality, integrity, and availability of the Data Integrator service.

## Affected products

- Oracle Data Integrator 12.2.1.4.0, 14.1.2.0.0

## 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 Data Integrator unauthorized data access in Data Transforms](https://junglewise.ai/threats/cve-2026-83398-vulnerability-in-the-oracle-data-integrator-product-of-oracle)
- [Oracle Data Integrator remote code execution in Console/Repository Explorer](https://junglewise.ai/threats/cve-2026-83397-vulnerability-in-the-oracle-data-integrator-product-of-oracle)
- [Oracle Data Integrator RMI remote code execution](https://junglewise.ai/threats/cve-2026-83396-vulnerability-in-the-oracle-data-integrator-product-of-oracle)
- [Oracle Data Integrator remote code execution in Console](https://junglewise.ai/threats/cve-2026-83232-oracle-data-integrator-remote-code-execution-in-console)
- [Oracle Data Integrator compromise in Rest Service](https://junglewise.ai/threats/cve-2026-60999-oracle-data-integrator-compromise-in-rest-service)