CVE-2026-83424

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Oracle JDeveloper Unauthorized Data Access Vulnerability

Publication date: 2026-09-15

Last updated on: 2026-09-22

Assigner: Oracle

Description

Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware (component: Oracle JDeveloper). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle JDeveloper. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle JDeveloper accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-22

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83424

EUVD

EUVD-2026-79724

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	jdeveloper	12.2.1.4.0
oracle	jdeveloper	14.1.2.0.0

Helpful Resources

Exploitability

CWE

KEV

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

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle JDeveloper, a tool for Java development. It allows an unauthenticated attacker to remotely access the system via HTTP and potentially steal sensitive data or gain full access to all data accessible by Oracle JDeveloper.

Detection Guidance

This vulnerability affects Oracle JDeveloper versions 12.2.1.4.0 and 14.1.2.0.0. Detection involves checking the installed version of Oracle JDeveloper on your system. Compare the installed version against the affected versions listed. Use commands like 'java -jar jdeveloper.jar -version' or check the installation directory for version files.

Impact Analysis

If you use Oracle JDeveloper versions 12.2.1.4.0 or 14.1.2.0.0, an attacker could exploit this to access critical or all accessible data without authentication. This could lead to data breaches or unauthorized system access.

Compliance Impact

This vulnerability could lead to unauthorized data access, violating GDPR (data protection) and HIPAA (health data privacy) by exposing sensitive information. Compliance may be compromised if data is accessed or leaked due to this flaw.

Mitigation Strategies

Apply the latest security patches or updates from Oracle to address this vulnerability. If patches are unavailable, consider disabling network access to Oracle JDeveloper or restricting access via firewalls. Monitor Oracle's security advisories for updates and follow their recommended mitigation steps.

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