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. While the vulnerability is in Oracle Access Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Access Manager. 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).
Published: 2026-09-15
Score: 10 Critical
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution
Action: Patch Immediately
AI Analysis

Impact

The vulnerability in Oracle Access Manager, part of Oracle Fusion Middleware, permits an unauthenticated attacker to execute code over HTTP. The flaw resides in the Authentication Engine component and carries a CVSS 3.1 score of 10.0, indicating maximum impact on confidentiality, integrity, and availability. Successful exploitation can lead to full takeover of the Access Manager service, potentially affecting the overall environment.

Affected Systems

Oracle Access Manager products are affected, specifically versions 12.2.1.4.0 and 14.1.2.1.0. These versions are used in enterprise environments that rely on the Access Manager for authentication and federation services.

Risk and Exploitability

The vulnerability is highly exploitable from the network with an HTTP call, requiring no user interaction or elevated privileges. The EPSS score is under 1%, indicating a low probability of exploitation in the observed data, yet the CVSS base exposes a severe risk. The flaw is not listed in the CISA KEV catalog but has a significant scope change, meaning that once the Access Manager is compromised, other connected products may also be impacted.

Generated by OpenCVE AI on September 17, 2026 at 05:40 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Apply the official patch or newer version released by Oracle to address the Authentication Engine flaw
  • Restrict inbound HTTP access to the Access Manager to trusted firewalls or internal networks to limit exposure
  • Configure logging and intrusion detection to alert on anomalous authentication requests and potential exploitation attempts

Generated by OpenCVE AI on September 17, 2026 at 05:40 UTC.

Tracking

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Advisories

No advisories yet.

History

Thu, 17 Sep 2026 06:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Code Execution via HTTP in Oracle Access Manager

Wed, 16 Sep 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 15 Sep 2026 23:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
CWE-306

Tue, 15 Sep 2026 20:15:00 +0000

Type Values Removed Values Added
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. While the vulnerability is in Oracle Access Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Access Manager. 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).
First Time appeared Oracle
Oracle access Manager
CPEs cpe:2.3:a:oracle:access_manager:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:access_manager:14.1.2.1.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle access Manager
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Subscriptions

Oracle Access Manager
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-09-17T03:57:26.767Z

Reserved: 2026-08-04T22:06:34.619Z

Link: CVE-2026-71133

cve-icon Vulnrichment

Updated: 2026-09-15T22:58:54.849Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-15T20:17:42.343

Modified: 2026-09-17T04:17:55.880

Link: CVE-2026-71133

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-17T05:45:18Z

Weaknesses
  • CWE-287

    Improper Authentication

  • CWE-306

    Missing Authentication for Critical Function