CVE-2026-83355 vulnerability in Oracle Products
Published on September 15, 2026
Vulnerability in the Oracle Enterprise Manager for Fusion Middleware product of Oracle Enterprise Manager (component: Metrics). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager for Fusion Middleware. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager for Fusion Middleware. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Vulnerability Analysis
CVE-2026-83355 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Types
Missing Authentication for Critical Function
The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2026-83355 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2026-83355
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Affected Versions
Oracle Corporation Oracle Enterprise Manager for Fusion Middleware:- Version 13.5 is affected.
- Version 24.1 is affected.