CVE-2026-83306: 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. in Oracle Corporation Oracle JDeveloper
CVE-2026-83306 is a high-severity vulnerability in Oracle JDeveloper versions 12.2.1.4.0 and 14.1.2.0.0. It allows a low privileged attacker with network access via HTTP to compromise the product, potentially resulting in full takeover. The vulnerability affects the Resource Catalog Services component of Oracle Fusion Middleware. The CVSS 3.1 base score is 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, which provides targeted security fixes for affected products.
AI Analysis
Technical Summary
This vulnerability in Oracle JDeveloper (Oracle Fusion Middleware) affects versions 12.2.1.4.0 and 14.1.2.0.0. It allows an attacker with low privileges and network access via HTTP to compromise the application, potentially leading to complete takeover. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) indicates network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update, which includes 673 security patches across multiple products. Oracle strongly recommends applying these patches promptly to mitigate exploitation risks.
Potential Impact
Successful exploitation can lead to full compromise of Oracle JDeveloper, impacting confidentiality, integrity, and availability of the affected system. This could allow attackers to execute arbitrary code, access sensitive data, and disrupt service operations.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that addresses this vulnerability among others. Customers are strongly advised to apply the provided patches without delay. Oracle recommends staying on actively-supported versions and promptly applying security updates to mitigate this risk. Patch status is confirmed as available via the Oracle Critical Security Patch Update advisory.
CVE-2026-83306: 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. in Oracle Corporation Oracle JDeveloper
Description
CVE-2026-83306 is a high-severity vulnerability in Oracle JDeveloper versions 12.2.1.4.0 and 14.1.2.0.0. It allows a low privileged attacker with network access via HTTP to compromise the product, potentially resulting in full takeover. The vulnerability affects the Resource Catalog Services component of Oracle Fusion Middleware. The CVSS 3.1 base score is 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, which provides targeted security fixes for affected products.
CVSS v3.1
Score 8.8high
Affected software
Oracle Corporation
Oracle JDeveloper
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Oracle JDeveloper (Oracle Fusion Middleware) affects versions 12.2.1.4.0 and 14.1.2.0.0. It allows an attacker with low privileges and network access via HTTP to compromise the application, potentially leading to complete takeover. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) indicates network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update, which includes 673 security patches across multiple products. Oracle strongly recommends applying these patches promptly to mitigate exploitation risks.
Potential Impact
Successful exploitation can lead to full compromise of Oracle JDeveloper, impacting confidentiality, integrity, and availability of the affected system. This could allow attackers to execute arbitrary code, access sensitive data, and disrupt service operations.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that addresses this vulnerability among others. Customers are strongly advised to apply the provided patches without delay. Oracle recommends staying on actively-supported versions and promptly applying security updates to mitigate this risk. Patch status is confirmed as available via the Oracle Critical Security Patch Update advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-31T15:40:57.352Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]
Threat ID: 6aa9a83d55bf5e2cf553815d
Added to database: 09/15/2026, 20:19:09 UTC
Last enriched: 09/15/2026, 23:01:04 UTC
Last updated: 09/15/2026, 23:12:48 UTC
Views: 3
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