CVE-2026-91582

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Denial of Service in Oracle Business Intelligence Enterprise Edition

Publication date: 2026-10-20

Last updated on: 2026-10-26

Assigner: Oracle

Description

Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: BI Search). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-10-26

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91582

EUVD

EUVD-2026-106793

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle Business Intelligence Enterprise Edition	12.2.1.4.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Business Intelligence Enterprise Edition version 12.2.1.4.0. It allows an unauthenticated attacker with network access via HTTP to cause a partial denial of service (DOS) in the affected product. The vulnerability has a CVSS base score of 3.7, indicating low severity with availability impact only.

Detection Guidance

Detection requires checking for Oracle Business Intelligence Enterprise Edition version 12.2.1.4.0. Inspect installed versions via Oracle's documentation or system logs. Network scans for HTTP services on default ports (e.g., 9704) may identify exposed instances. No specific commands are provided in the context.

Impact Analysis

This vulnerability could allow an attacker to disrupt the availability of Oracle Business Intelligence Enterprise Edition, causing partial service outages. It does not lead to data breaches or unauthorized access to sensitive information.

Compliance Impact

This vulnerability causes a partial denial of service in Oracle Business Intelligence Enterprise Edition, which could disrupt data processing and availability. While not directly impacting data confidentiality or integrity, prolonged unavailability may affect compliance with GDPR (data processing timelines) or HIPAA (access to protected health information). The impact is limited due to the low CVSS score and difficulty of exploitation.

Mitigation Strategies

Apply Oracle's official patches or updates for version 12.2.1.4.0. Restrict network access to the BI Search component via firewalls or network segmentation. Monitor for unusual activity targeting HTTP ports. Disable unnecessary services if not in use.

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