CVE-2026-71166
CriticalCVSS 9.4Summary
Vulnerability in Oracle Fusion Middleware Helidon product (component: Imperative Web Server) version 3.2.18. Easily exploitable flaw allows unauthenticated attacker with network access via HTTP to perform unauthorized creation, deletion, or modification of data, unauthorized access to data, and cause partial denial of service. CVSS 3.1 Base Score 9.4 (impact on confidentiality, integrity, and availability).
Risk Assessment
An attacker can compromise confidentiality, integrity, and partial availability, potentially leading to data loss and service disruption. High CVSS score indicates serious risk.
Recommendation
Apply Oracle patches for version 3.2.18. Restrict network access and implement monitoring for anomalies.
Original NVD description (English source)
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 3.2.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP 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 and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 9.4 (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:L).