Oracle Managed File Transfer 12.2.1.4.0/14.1.2.0.0 MFT Runtime Server improper authorization

Summaryinfo

A vulnerability classified as very critical was found in Oracle Managed File Transfer 12.2.1.4.0/14.1.2.0.0. This vulnerability affects unknown code of the component MFT Runtime Server. The manipulation results in improper authorization. This vulnerability is known as CVE-2026-83030. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Oracle Managed File Transfer 12.2.1.4.0/14.1.2.0.0. It has been classified as very critical. Affected is an unknown function of the component MFT Runtime Server. The manipulation with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Vulnerability in the Oracle Managed File Transfer product of Oracle Fusion Middleware (component: MFT Runtime Server). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via T3, IIOP to compromise Oracle Managed File Transfer. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Managed File Transfer accessible data as well as unauthorized read access to a subset of Oracle Managed File Transfer accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Managed File Transfer. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H).

The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2026-83030 since 08/31/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/15/2026). The MITRE ATT&CK project declares the attack technique as T1548.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• File Transfer Software

Vendor

• Oracle

Name

• Managed File Transfer

Version

• 12.2.1.4.0
• 14.1.2.0.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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