# CVE-2026-83059: Oracle Oracle Internet Directory remote code execution in LDAP server

Source: https://junglewise.ai/threats/cve-2026-83059-oracle-oracle-internet-directory-remote-code-execution-in-ldap  
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-2026-83059 · Severity: critical · CVSS 10 · Published 2026-09-15

Oracle Internet Directory is a directory service used to manage user identities and access across Oracle enterprise systems. This vulnerability allows an unauthenticated attacker on the network to gain complete control over the directory service without authentication, potentially compromising user credentials and system access across dependent applications. The impact extends beyond the directory itself to other Oracle Fusion Middleware components that rely on it.

Technologies: [Oracle Internet Directory](https://junglewise.ai/threats/technologies/internet-directory). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-83059 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83059 being exploited in the wild.

**How severe is CVE-2026-83059?** Critical severity, with a CVSS score of 10, published 15 September 2026.

**Which products and versions are affected?** Oracle Internet Directory 12.2.1.4.0, 14.1.2.1.0.

**Is there a fix for CVE-2026-83059?** 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-2026-83059 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-83059?** Check whether you run Oracle Internet Directory 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 remote code execution vulnerability in the Oracle Internet Directory LDAP server component, exploitable without authentication from network-accessible LDAP ports. The vulnerability has a CVSS 3.1 score of 10.0 (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H), indicating maximum severity with scope change affecting dependent systems. Affected versions are 12.2.1.4.0 and 14.1.2.1.0. The exact root cause and patch status are not detailed in the advisory, but the Critical severity classification indicates an urgent fix is likely available or in development.

## Affected products

- Oracle Oracle Internet Directory 12.2.1.4.0, 14.1.2.1.0

## Timeline

- 2026-09-15: disclosed

## References

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