CVE-2026-71110: High severity Oracle Helidon vulnerability
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 1.0.0-1.4.18, 3.0.0-3.2.17 and 4.0.0-4.4.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).
Affected Software
Event History
Frequently Asked Questions
Who is exposed to exploitation?
Helidon deployments using the Imperative Web Server component on supported version 4.5.0 are affected. An attacker must have network access to the service over HTTPS and low-level privileges.
Is user interaction required for exploitation?
No. The vulnerability is rated as low complexity and requires no user interaction.
What could a successful attacker do?
A successful attack can provide unauthorized access to critical data or all data accessible to Helidon, and can allow creation, deletion, or modification of that data.