# CVE-2026-91514: Oracle BI Publisher unauthorized data access in Web Server

Source: https://junglewise.ai/threats/cve-2026-91514-vulnerability-in-the-oracle-bi-publisher-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-2026-91514 · Severity: medium · CVSS 6.5 · Published 2026-10-20

Oracle BI Publisher is a reporting and analytics component used within Oracle Analytics to generate and manage business reports. A vulnerability in its Web Server component allows an authenticated attacker with network access to gain unauthorized access to sensitive report data or extract all data accessible through the publisher.

Technologies: [Oracle BI Publisher](https://junglewise.ai/threats/technologies/bi-publisher). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-91514 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91514 being exploited in the wild.

**How severe is CVE-2026-91514?** Medium severity, with a CVSS score of 6.5, published 20 October 2026.

**Which products and versions are affected?** Oracle BI Publisher 8.2.0.0.0, 12.2.1.4.0, 26.01.0.0.0.

**Is there a fix for CVE-2026-91514?** 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-2026-91514 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-91514?** Check whether you run Oracle BI Publisher 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 low-privilege authentication bypass or unauthorized access vulnerability exists in the Oracle BI Publisher Web Server component, exploitable via HTTP with low complexity. An attacker with valid user credentials and network access can escalate privileges or bypass access controls to view data they should not have access to. The vulnerability affects versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0.

## Affected products

- Oracle BI Publisher 8.2.0.0.0, 12.2.1.4.0, 26.01.0.0.0

## 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 BI Publisher unauthenticated data access via web server](https://junglewise.ai/threats/cve-2026-91608-vulnerability-in-the-oracle-bi-publisher-product-of-oracle)
- [Oracle BI Publisher authorization bypass in Web Service API](https://junglewise.ai/threats/cve-2026-91590-vulnerability-in-the-oracle-bi-publisher-product-of-oracle)
- [Oracle BI Publisher unauthenticated takeover via HTTP](https://junglewise.ai/threats/cve-2026-91579-vulnerability-in-the-oracle-bi-publisher-product-of-oracle)
- [Oracle BI Publisher unauthorized data access vulnerability](https://junglewise.ai/threats/cve-2026-91574-vulnerability-in-the-oracle-bi-publisher-product-of-oracle)
- [Oracle BI Publisher CSRF or open redirect in web server](https://junglewise.ai/threats/cve-2026-91555-vulnerability-in-the-oracle-bi-publisher-product-of-oracle)