CVE-2026-91346

Undergoing Analysis Undergoing Analysis - In Progress

Oracle Outside In Technology Remote Code Execution Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-28

Assigner: Oracle

Description

Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Clean Content SDK). The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Outside In Technology, 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 Outside In Technology accessible data as well as unauthorized update, insert or delete access to some of Oracle Outside In Technology accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-10-28

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91346

EUVD

EUVD-2026-106600

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle Outside In Technology	8.5.8

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Outside In Technology version 8.5.8, part of Oracle Fusion Middleware. It allows an unauthenticated attacker to remotely access the system via HTTP. Exploitation requires user interaction and can lead to unauthorized access or modification of data within the affected product.

Detection Guidance

This vulnerability cannot be directly detected with commands as it requires specific Oracle Outside In Technology version 8.5.8 exposure via HTTP. Check if the affected Oracle Fusion Middleware component is installed and exposed on your network. Verify version compatibility and ensure no unauthenticated HTTP access is permitted.

Impact Analysis

An attacker could gain unauthorized access to critical data or modify existing data within Oracle Outside In Technology. This may also impact other connected products due to the scope change mentioned in the vulnerability details.

Compliance Impact

This vulnerability allows unauthorized access to critical data or complete access to all Oracle Outside In Technology accessible data, which could lead to unauthorized data exposure or modification. This may violate compliance requirements under GDPR (data protection) and HIPAA (health data security) due to potential breaches of confidentiality and integrity.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Outside In Technology version 8.5.8. Disable HTTP access to the affected component if possible. Monitor network traffic for suspicious activity targeting the vulnerable service.

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EPSS Chart

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