CVE-2026-71165: Medium severity Oracle Helidon (Imperative Web Server) vulnerability
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).
Affected Software
Event History
Frequently Asked Questions
Who can exploit this issue?
An attacker needs low-privileged access and network reachability to the affected Helidon Imperative Web Server over HTTP. No user interaction is required, and exploitation is described as easy.
Which deployments are identified as affected?
The affected supported version identified is Helidon Imperative Web Server 3.2.18.
What could a successful attacker do?
A successful attack can provide unauthorized read access to a subset of Helidon-accessible data and unauthorized update, insert, or delete access to some Helidon-accessible data. The stated impact is limited to confidentiality and integrity; no availability impact is listed.