# CVE-2026-83424: Oracle JDeveloper unauthorized information disclosure

Source: https://junglewise.ai/threats/cve-2026-83424-oracle-jdeveloper-unauthorized-information-disclosure  
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-2026-83424 · Severity: high · CVSS 7.5 · Published 2026-09-15

Oracle JDeveloper is an integrated development environment used by enterprises to build Java and web applications. An unauthenticated network attacker can exploit this vulnerability to access sensitive source code, configuration data, and other critical information stored within JDeveloper projects without providing valid credentials.

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

## Quick answers

**Is CVE-2026-83424 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83424 being exploited in the wild.

**How severe is CVE-2026-83424?** High severity, with a CVSS score of 7.5, published 15 September 2026.

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

**Is there a fix for CVE-2026-83424?** 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-2026-83424 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-83424?** 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 an information disclosure vulnerability in Oracle JDeveloper that allows unauthenticated attackers to gain unauthorized access to critical data through the HTTP interface. The vulnerability requires no user interaction and is easily exploitable from the network. An attacker with unauthenticated network access via HTTP can retrieve sensitive project data and confidential information accessible to JDeveloper. No integrity or availability impact is present, only confidentiality is affected. Oracle has identified affected versions 12.2.1.4.0 and 14.1.2.0.0.

## Affected products

- Oracle JDeveloper 12.2.1.4.0, 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)

## Related threats

- [Oracle JDeveloper privilege escalation in component](https://junglewise.ai/threats/cve-2026-91320-vulnerability-in-the-oracle-jdeveloper-product-of-oracle-fusion)
- [Oracle JDeveloper data integrity violation in Java Business Objects](https://junglewise.ai/threats/cve-2026-91319-vulnerability-in-the-oracle-jdeveloper-product-of-oracle-fusion)
- [Oracle JDeveloper cross-site scripting in Security Framework](https://junglewise.ai/threats/cve-2026-91318-vulnerability-in-the-oracle-jdeveloper-product-of-oracle-fusion)
- [Oracle JDeveloper remote code execution in ADF Databinding](https://junglewise.ai/threats/cve-2026-91317-vulnerability-in-the-oracle-jdeveloper-product-of-oracle-fusion)
- [Oracle JDeveloper information disclosure in ADF Faces](https://junglewise.ai/threats/cve-2026-87334-vulnerability-in-the-oracle-jdeveloper-product-of-oracle-fusion)