CVE-2026-60437

Received Received - Intake

Oracle Unified Directory LDAP Access Control Bypass

Publication date: 2026-07-21

Last updated on: 2026-07-21

Assigner: Oracle

Description

Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows high privileged attacker with network access via LDAP to compromise Oracle Unified Directory. While the vulnerability is in Oracle Unified Directory, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Unified Directory accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Unified Directory. CVSS 3.1 Base Score 8.7 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-07-21

Last Modified

2026-07-21

Generated

2026-07-22

AI Q&A

2026-07-22

EPSS Evaluated

N/A

NVD

CVE-2026-60437

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	unified_directory	12.2.1.4.0
oracle	unified_directory	14.1.2.1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Unified Directory, part of Oracle Fusion Middleware. It affects versions 12.2.1.4.0 and 14.1.2.1.0. An attacker with high privileges and network access via LDAP can exploit it to compromise the system. The flaw allows unauthorized access to critical data or all accessible data, and can cause the system to crash repeatedly or hang completely.

Detection Guidance

This vulnerability affects Oracle Unified Directory versions 12.2.1.4.0 and 14.1.2.1.0. Detection involves checking the installed version of Oracle Unified Directory. Use commands like 'ldapsearch -h <host> -p <port> -D <admin_dn> -w <password> -b "" -s base objectclass=*'' to verify the version. Ensure the system is running one of the affected versions.

Impact Analysis

If exploited, this vulnerability could lead to unauthorized creation, deletion, or modification of critical data in Oracle Unified Directory. It may also cause the system to become unavailable due to crashes or hangs, disrupting normal operations.

Mitigation Strategies

Apply the latest security patches from Oracle immediately. If patches are unavailable, restrict network access to LDAP ports (default 389/636) using firewalls. Limit high-privileged user access to the Oracle Unified Directory component. Monitor for unusual LDAP activity or data modifications.

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