Oracle OID LDAP Server Vulnerability 12.2.1.4.0 & 14.1.2.1.0
CVE-2026-83059 Published on September 15, 2026
Vulnerability in the Oracle Internet Directory product of Oracle Fusion Middleware (component: OID LDAP Server). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via LDAP to compromise Oracle Internet Directory. While the vulnerability is in Oracle Internet Directory, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Internet Directory. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).
Vulnerability Analysis
CVE-2026-83059 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Types
Missing Authentication for Critical Function
The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2026-83059 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2026-83059
stack.watch emails you whenever new vulnerabilities are published in Oracle Internet Directory or Oracle. Just hit a watch button to start following.
Affected Versions
Oracle Corporation Oracle Internet Directory:- Version 12.2.1.4.0 is affected.
- Version 14.1.2.1.0 is affected.