CVE-2026-83023 in Identity Manager Connector
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware (component: Core). 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 Identity Manager Connector. While the vulnerability is in Oracle Identity Manager Connector, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Identity Manager Connector accessible data. CVSS 3.1 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Core component of Oracle Identity Manager Connector, a critical element of the Oracle Fusion Middleware suite. This security flaw affects specific supported versions, namely 12.2.1.4.0 and 14.1.2.1.0. The nature of this defect allows for exploitation by an unauthenticated attacker who possesses network access via HTTP. Unlike many vulnerabilities that require user interaction or prior authentication, this issue can be triggered remotely without any credentials, significantly lowering the barrier to entry for malicious actors seeking to compromise the system.
The technical flaw enables unauthorized access to sensitive information stored within the Oracle Identity Manager Connector environment. Successful exploitation results in a high-impact breach of confidentiality, allowing attackers to view critical data or gain complete access to all accessible data managed by the connector. This level of access can expose personally identifiable information, corporate secrets, and other highly sensitive assets that are central to identity management operations. The severity is quantified by a CVSS 3.1 Base Score of 8.6, which classifies this as a High severity vulnerability primarily due to its significant impact on confidentiality while maintaining low attack complexity and no requirement for user interaction or privileges.
A critical aspect of this vulnerability is the potential for scope change in attacks. Although the flaw originates within Oracle Identity Manager Connector, the interconnected nature of enterprise middleware architectures means that compromising this component can lead to broader system compromise. Attackers may leverage access gained through this connector to pivot into other connected products and services, thereby expanding their foothold within the organization's IT infrastructure. This lateral movement capability transforms a localized data exposure issue into a potential gateway for comprehensive network infiltration, affecting additional products beyond the immediate scope of the connector itself.
From an industry standard perspective, this vulnerability aligns with CWE-284 Improper Access Control and CWE-798 Use of Hard-coded Credentials if authentication bypass is involved through static mechanisms. In terms of offensive security frameworks such as MITRE ATT&CK, this behavior corresponds to techniques involving Initial Access via Network Service Exploitation and potentially Credential Access or Data Exfiltration depending on the specific exploitation method used by attackers. The remote network vector combined with low complexity makes it a prime target for automated scanning tools and widespread exploit campaigns targeting unpatched Oracle environments.
To mitigate these risks, organizations must prioritize applying the latest security patches provided by Oracle for the affected versions of Fusion Middleware. Immediate isolation of vulnerable systems from untrusted networks is recommended until updates are applied. Additionally, implementing strict network segmentation can limit lateral movement opportunities should an attacker manage to exploit this vulnerability. Security teams should also monitor logs for unusual HTTP requests targeting identity management endpoints and enforce robust access control policies that restrict unnecessary exposure of middleware components to the public internet or internal subnets lacking proper authentication controls.