CVE-2026-83320

Received Received - Intake

Cross-Site Scripting in Oracle BI Publisher

Publication date: 2026-09-15

Last updated on: 2026-09-18

Assigner: Oracle

Description

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: Administration). 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 HTTP to compromise Oracle BI Publisher. Successful attacks require human interaction from a person other than the attacker and 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 7.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N).

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-15

Last Modified

2026-09-18

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83320

EUVD

EUVD-2026-79673

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-601	The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.

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 potentially compromise the system through HTTP. The attack requires human interaction beyond the attacker's involvement.

Detection Guidance

This vulnerability affects Oracle BI Publisher versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0. Detection requires checking the installed version of Oracle BI Publisher. Use commands like 'opatch lsinventory' or check the version in the Oracle BI Publisher admin console. Ensure network monitoring for HTTP access to Oracle BI Publisher endpoints.

Impact Analysis

If exploited, this vulnerability could lead to unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data. It may also allow unauthorized updates, inserts, or deletions to some of this data.

Compliance Impact

This vulnerability may lead to unauthorized access or modification of critical data, which could violate compliance requirements under GDPR (data protection) and HIPAA (healthcare data privacy). Unauthorized access risks exposing personal or sensitive information, potentially resulting in legal penalties or regulatory fines.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle BI Publisher versions 8.2.0.0.0, 12.2.1.4.0, and 26.01.0.0.0. Restrict network access to Oracle BI Publisher via HTTP to trusted sources only. Monitor for unauthorized access attempts or unusual data access patterns.

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