CVE-2026-83423

Received Received - Intake

Oracle JDeveloper Security Framework Remote Code Execution

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware (component: Security Framework). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle JDeveloper. Successful attacks of this vulnerability can result in takeover of Oracle JDeveloper. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83423

EUVD

EUVD-2026-79723

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-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle JDeveloper, a tool for developing applications with Oracle Fusion Middleware. It affects versions 12.2.1.4.0 and 14.1.2.0.0. The issue allows a low-privileged attacker with network access to take over the application via HTTP. The vulnerability has a high severity score of 8.8 due to its impact on confidentiality, integrity, and availability.

Detection Guidance

Detecting this vulnerability requires checking for vulnerable versions of Oracle JDeveloper (12.2.1.4.0 or 14.1.2.0.0) on your system. Inspect installed software versions and network services exposed via HTTP. No specific commands are provided in the context.

Impact Analysis

If you use Oracle JDeveloper, an attacker could exploit this to gain full control over the application. This could lead to unauthorized access to sensitive data, modification of application behavior, or disruption of services. The impact is significant due to the high CVSS score.

Compliance Impact

This vulnerability could lead to breaches of GDPR or HIPAA by allowing unauthorized access to personal or health data. Compliance may be impacted if the application handles regulated data, as the vulnerability enables data theft or tampering.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update for Oracle Fusion Middleware to address this vulnerability. Ensure only trusted users have network access to Oracle JDeveloper. Disable unnecessary HTTP services if possible.

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