CVE-2026-91616
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Oracle Fusion Middleware Remote Diagnostic Agent Information Disclosure

Publication date: 2026-10-20

Last updated on: 2026-10-26

Assigner: Oracle

Description
Vulnerability in the Oracle Middleware Common Libraries and Tools product of Oracle Fusion Middleware (component: Remote Diagnostic Agent). Supported versions that are affected are 12.2.1.4.0 and 14.1.1.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Middleware Common Libraries and Tools. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Middleware Common Libraries and Tools accessible data. CVSS 3.1 Base Score 3.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).

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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-2026-91616
EUVD
EUVD-2026-106808

Affected Vendors & Products

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

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Executive Summary

This is a vulnerability in Oracle Middleware Common Libraries and Tools where an unauthenticated attacker can remotely access the system via HTTP. It allows unauthorized reading of a subset of accessible data but does not permit modification or deletion of data.

Detection Guidance

Detection requires checking for vulnerable Oracle Middleware Common Libraries and Tools versions 12.2.1.4.0 or 14.1.1.0.0. Inspect installed Oracle software versions and configurations. No specific commands are provided in the CVE details.

Impact Analysis

An attacker could exploit this to read sensitive data from the affected Oracle Middleware system, potentially exposing confidential information. However, the impact is limited since the vulnerability does not allow data modification or system compromise.

Compliance Impact

This vulnerability could lead to unauthorized data access, which may violate compliance requirements under GDPR or HIPAA if sensitive personal or health data is exposed. Organizations must address this to maintain regulatory compliance.

Mitigation Strategies

Apply Oracle-provided patches or updates for the affected versions. Restrict network access to the Remote Diagnostic Agent component via HTTP. Monitor Oracle security advisories for updates.

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