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Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). (CVE-2026-83001)

0
Critical
Published: 09/15/2026 (09/15/2026, 21:31:38 UTC)
Source: GCVE Database

Description

A critical vulnerability exists in Oracle Access Manager (component: Authentication Engine) versions 12.2.1.4.0 and 14.1.2.1.0. This vulnerability allows a high privileged attacker with network access via HTTP to compromise Oracle Access Manager, potentially leading to a full takeover of the product. The vulnerability impacts confidentiality, integrity, and availability with a CVSS 3.1 base score of 9.1. Oracle has released security patches addressing this issue in their September 2026 Critical Security Patch Update.

CVSS v3.1

Score 9.1critical

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected software

Affected versions
>=12.2.1.4.0 <=12.2.1.4.0>=14.1.2.1.0 <=14.1.2.1.0

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 04:45:39 UTC

Technical Analysis

CVE-2026-83001 is a critical vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware, specifically in the Authentication Engine component. It affects supported versions 12.2.1.4.0 and 14.1.2.1.0. The flaw allows a high privileged attacker with network access via HTTP to compromise Oracle Access Manager, potentially leading to a full takeover of the product. The vulnerability has a CVSS 3.1 base score of 9.1, indicating high impact on confidentiality, integrity, and availability. Oracle's September 2026 Critical Security Patch Update includes patches for this vulnerability, and Oracle strongly recommends applying these patches promptly.

Potential Impact

Successful exploitation of this vulnerability can result in complete takeover of Oracle Access Manager, affecting confidentiality, integrity, and availability of the system. Because Oracle Access Manager is a critical authentication component, compromise may also impact additional products within the Oracle Fusion Middleware ecosystem.

Mitigation Recommendations

Oracle has released security patches for this vulnerability in the September 2026 Critical Security Patch Update. Customers should apply the provided patches without delay to remediate the issue. Oracle strongly recommends remaining on actively-supported versions and promptly applying security updates to prevent exploitation.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-49qg-26q6-4vh9
Osv Schema Version
1.4.0
Aliases
["CVE-2026-83001"]
Database Specific Severity
CRITICAL
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aaa07e455bf5e2cf5ea33f3

Added to database: 09/16/2026, 03:07:16 UTC

Last enriched: 09/16/2026, 04:45:39 UTC

Last updated: 09/16/2026, 06:01:22 UTC

Views: 1

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