CVE-2026-87296
Analyzed Analyzed - Analysis Complete

Authentication Bypass in Oracle Access Manager

Publication date: 2026-10-20

Last updated on: 2026-11-04

Assigner: Oracle

Description
Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). 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 HTTP to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Access Manager accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

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Meta Information

Published
2026-10-20
Last Modified
2026-11-04
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
CVE-2026-87296
EUVD
EUVD-2026-106337

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
oracle access_manager 12.2.1.4.0
oracle access_manager 14.1.2.1.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

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Executive Summary

This is a vulnerability in Oracle Access Manager, a middleware product. It allows an unauthenticated attacker to remotely access the system via HTTP and potentially steal sensitive data or gain full control over the system. The vulnerability has a CVSS score of 7.5, indicating high severity due to confidentiality impacts.

Detection Guidance

Detection requires checking for Oracle Access Manager versions 12.2.1.4.0 or 14.1.2.1.0. Verify installed versions using Oracle's documentation or system logs. Monitor network traffic for unauthorized HTTP access attempts to Oracle Access Manager components.

Impact Analysis

If you use Oracle Access Manager versions 12.2.1.4.0 or 14.1.2.1.0, an attacker could exploit this to access critical or all accessible data without authentication. This could lead to data breaches, unauthorized access to sensitive information, or complete system compromise.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Non-compliance may result in legal penalties, fines, or reputational damage.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Access Manager versions 12.2.1.4.0 and 14.1.2.1.0. Restrict network access to the Oracle Access Manager component via HTTP to trusted sources only. Monitor for unauthorized access attempts or suspicious activity in logs.

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