# CVE-2026-83306: Oracle JDeveloper privilege escalation in Resource Catalog Services

Source: https://junglewise.ai/threats/cve-2026-83306-oracle-jdeveloper-privilege-escalation-in-resource-catalog  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-83306 · Severity: high · CVSS 8.8 · Published 2026-09-15

Oracle JDeveloper is a development platform used by enterprise teams to build and deploy business applications. A vulnerability in its Resource Catalog Services component allows low-privileged attackers with network access to fully compromise JDeveloper systems, potentially gaining control over development environments, intellectual property, and deployed applications. This poses a significant risk to organizations using JDeveloper for mission-critical development workflows.

Technologies: [Oracle Jdeveloper](https://junglewise.ai/threats/technologies/jdeveloper). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-83306 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83306 being exploited in the wild.

**How severe is CVE-2026-83306?** High severity, with a CVSS score of 8.8, published 15 September 2026.

**Which products and versions are affected?** Oracle Jdeveloper 12.2.1.4.0 and 14.1.2.0.0.

**Is there a fix for CVE-2026-83306?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-83306 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-83306?** Check whether you run Oracle Jdeveloper at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a privilege escalation vulnerability affecting Oracle JDeveloper's Resource Catalog Services component. The vulnerability is easily exploitable via HTTP network access and requires only low-level privileges to trigger; no user interaction is needed. An authenticated attacker can exploit this flaw to gain complete control (confidentiality, integrity, and availability compromise) over the JDeveloper instance. The vulnerability affects JDeveloper versions 12.2.1.4.0 and 14.1.2.0.0. Oracle has issued a patch; users should consult Oracle's security advisory for remediation guidance.

## Affected products

- Oracle JDeveloper 12.2.1.4.0 and 14.1.2.0.0

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.html)

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