CVE-2026-83311

Deferred Deferred - Pending Action

Oracle BI Publisher Unauthorized Data Access Vulnerability

Publication date: 2026-09-15

Last updated on: 2026-09-27

Assigner: Oracle

Description

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: BI Platform Security). Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and 26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via SOAP to compromise Oracle BI Publisher. While the vulnerability is in Oracle BI Publisher, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data as well as unauthorized update, insert or delete access to some of Oracle BI Publisher accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-27

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83311

EUVD

EUVD-2026-79663

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	bi_publisher	8.2.0.0.0
oracle	bi_publisher	12.2.1.4.0
oracle	bi_publisher	26.01.0.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle BI Publisher, part of Oracle Analytics. It allows a low-privileged attacker with network access to exploit it via SOAP. Successful exploitation can lead to unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data, as well as unauthorized data modification.

Detection Guidance

This vulnerability is specific to Oracle BI Publisher and requires network access via SOAP. Detection would involve checking for unauthorized SOAP requests or unusual access patterns to Oracle BI Publisher services. Monitor logs for suspicious activity related to Oracle BI Publisher (ports typically used by SOAP services). Ensure Oracle BI Publisher is updated to a patched version if available.

Impact Analysis

If you use Oracle BI Publisher versions 8.2.0.0.0, 12.2.1.4.0, or 26.01.0.0.0, an attacker could gain unauthorized access to sensitive data or modify it. This could lead to data breaches, loss of confidential information, or integrity issues in your systems.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of sensitive data, which may violate GDPR (data protection) and HIPAA (health information privacy) requirements. Non-compliance risks fines, legal penalties, and reputational damage.

Mitigation Strategies

Apply the latest security patches from Oracle for affected versions of BI Publisher (8.2.0.0.0, 12.2.1.4.0, 26.01.0.0.0). Restrict network access to the SOAP interface and limit privileges for low-privileged users. Monitor for unauthorized access or data changes.

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