# CVE-2026-91524: Oracle Business Intelligence Enterprise Edition DoS in BI Foundation

Source: https://junglewise.ai/threats/cve-2026-91524-vulnerability-in-the-oracle-business-intelligence-enterprise  
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-2026-91524 · Severity: medium · CVSS 4.3 · Published 2026-10-20

Oracle Business Intelligence Enterprise Edition is a business analytics platform. A vulnerability in its BI Foundation component allows a low-privileged attacker with network access to partially disable the service, causing availability disruptions to analytics reporting and dashboards. The attack requires valid user credentials but is otherwise straightforward to execute.

Technologies: [Oracle Business Intelligence Enterprise Edition](https://junglewise.ai/threats/technologies/business-intelligence-enterprise-edition). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-91524 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91524 being exploited in the wild.

**How severe is CVE-2026-91524?** Medium severity, with a CVSS score of 4.3, published 20 October 2026.

**Which products and versions are affected?** Oracle Business Intelligence Enterprise Edition 12.2.1.4.0.

**Is there a fix for CVE-2026-91524?** 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-2026-91524 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-91524?** Check whether you run Oracle Business Intelligence Enterprise Edition 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 partial denial-of-service vulnerability exists in the BI Foundation component of Oracle Business Intelligence Enterprise Edition, reachable via HTTP by low-privileged authenticated users. The vulnerability impacts availability without exposing confidential data or enabling code execution. Version 12.2.1.4.0 is confirmed vulnerable; a patched version has not been identified in the advisory text.

## Affected products

- Oracle Business Intelligence Enterprise Edition 12.2.1.4.0

## 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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