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9.9

Oracle Internet Directory can be taken over via LDAP

CVE-2026-83058 · published 27 days ago
Summary

The Oracle Internet Directory component of Oracle Fusion Middleware (versions 12.2.1.4.0 and 14.1.2.1.0) lets a user with low privileges who can reach it over the network gain full control of the directory service. This could let attackers read, change, or delete sensitive information and affect other connected applications. Apply the vendor’s security update or restrict network access to the LDAP service until the patch is installed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
oracle corporation oracle internet directory 12.2.1.4.0
Original advisory text
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 exploit...
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 low privileged 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 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
9.9 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-284Improper Access Control
Timeline
Published15 Sep 2026
Updated11 Oct 2026
First seen15 Sep 2026
Sources
CVE-2026-83058 · NVD
CVE-2026-83058 · MITRE
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