---
id: CVE-2026-83266
title: >-
  Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware
  (component: Resource Catalog Services)
summary: >-
  Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware
  (component: Resource Catalog Services).  Supported versions that are affected
  are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows
  unauthentica…
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L'
cwe:
  - CWE-306
vendor: Oracle Corporation
product: Oracle JDeveloper
affected:
  - oracle_jdeveloper 12.2.1.4.0
  - oracle_jdeveloper 14.1.2.0.0
published: '2026-09-15'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T20:17:33.273'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83266'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-21T19:29:28.093066Z'
epss: 0.00421
epssPercentile: 0.33697
ingestedAt: '2026-09-15T20:44:02.508Z'
---

## Overview

Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware (component: Resource Catalog Services).  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 and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle JDeveloper. CVSS 3.1 Base Score 8.2 (Confidentiality and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.