CVE-2026-73910: Medium severity Oracle Oracle Fusion Middleware - Helidon (Imperative Web Server) vulnerability
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
Affected Software
Event History
Frequently Asked Questions
Does exploitation require credentials, user interaction, or complex attack conditions?
No. The vulnerability is described as easily exploitable by an unauthenticated attacker with network access via HTTP, with no user interaction required.
Are only internet-facing deployments at risk?
The available information requires network access via HTTP but does not limit exposure to the public internet. Any affected deployment whose HTTP interface is reachable by an attacker may be exposed.
What is the expected impact if exploitation succeeds?
Successful exploitation can provide unauthorized read access to a subset of data accessible through Helidon. The stated impact is limited to confidentiality; integrity and availability impacts are not identified.