Oracle Middleware Common Libraries and Tools 12.2.1.4.0/14.1.1.0.0/14.1.2.0.0/15.1.1.0.0 Remote Diagnostic Agent improper authorization

Summaryinfo

A vulnerability was found in Oracle Middleware Common Libraries and Tools 12.2.1.4.0/14.1.1.0.0/14.1.2.0.0/15.1.1.0.0. It has been declared as problematic. This impacts an unknown function of the component Remote Diagnostic Agent. Executing a manipulation can lead to improper authorization. The identification of this vulnerability is CVE-2026-91617. The attack can only be executed locally. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Oracle Middleware Common Libraries and Tools 12.2.1.4.0/14.1.1.0.0/14.1.2.0.0/15.1.1.0.0 and classified as problematic. This vulnerability affects some unknown processing of the component Remote Diagnostic Agent. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. CVE summarizes:

Vulnerability in the Oracle Middleware Common Libraries and Tools product of Oracle Fusion Middleware (component: Remote Diagnostic Agent). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Middleware Common Libraries and Tools executes to compromise Oracle Middleware Common Libraries and Tools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Middleware Common Libraries and Tools accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

The advisory is shared for download at oracle.com. This vulnerability was named CVE-2026-91617 since 09/15/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/21/2026). The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Middleware

Vendor

• Oracle

Name

• Middleware Common Libraries and Tools

Version

• 12.2.1.4.0
• 14.1.1.0.0
• 14.1.2.0.0
• 15.1.1.0.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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