CVE-2026-91557

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Oracle BI Enterprise Edition Privilege Escalation

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 Foundation). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Business Intelligence Enterprise Edition executes to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).

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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-2026-91557

EUVD

EUVD-2026-106782

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-269	The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Business Intelligence Enterprise Edition version 12.2.1.4.0. It allows a low-privileged attacker with system access to potentially take over the entire Oracle Business Intelligence Enterprise Edition system. The attack requires local access to the infrastructure where the software runs.

Impact Analysis

If exploited, this vulnerability could allow an attacker to fully compromise Oracle Business Intelligence Enterprise Edition. This could lead to unauthorized access to sensitive data, modification or deletion of critical information, and disruption of services relying on this software.

Compliance Impact

This vulnerability allows low-privileged attackers to compromise Oracle Business Intelligence Enterprise Edition, potentially leading to unauthorized access, data breaches, or system takeover. Such incidents could violate GDPR (data protection), HIPAA (health data security), or other regulations by exposing sensitive information or disrupting critical operations.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Business Intelligence Enterprise Edition version 12.2.1.4.0. Restrict user privileges to the minimum required. Monitor logs for suspicious activity related to Oracle BI Foundation components.

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