CVE-2026-83340

Received Received - Intake

Oracle Identity Manager Authentication Bypass

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: Security). 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 HTTP to compromise Oracle Identity Manager. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83340

EUVD

EUVD-2026-79693

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	identity_manager	12.2.1.4.0
oracle	identity_manager	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 Identity Manager, a product under Oracle Fusion Middleware. It affects versions 12.2.1.4.0 and 14.1.2.1.0. The issue allows a low-privileged attacker with network access via HTTP to compromise the system. Successful exploitation could lead to a complete takeover of Oracle Identity Manager.

Detection Guidance

This CVE affects Oracle Identity Manager versions 12.2.1.4.0 and 14.1.2.1.0. Detection requires checking installed versions and monitoring for unauthorized access attempts via HTTP. No specific commands are provided in the context, but you should verify Oracle Identity Manager versions and inspect HTTP traffic for suspicious activity.

Impact Analysis

An attacker could gain full control over Oracle Identity Manager, potentially accessing sensitive data, modifying system configurations, or disrupting services. This could lead to unauthorized access to user accounts, data breaches, or service disruptions.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, which may violate compliance requirements under GDPR, HIPAA, or other regulations. Organizations using affected versions may face legal penalties, reputational damage, and loss of customer trust.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Identity Manager versions 12.2.1.4.0 and 14.1.2.1.0. Restrict network access to HTTP ports used by Oracle Identity Manager to trusted sources only. Review and enforce strong authentication mechanisms for low-privileged users.

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