CVE-2026-71155

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. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).

CVSS v3 8.5 HIGH

8.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.1 / Impact : 4.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://www.oracle.com/security-alerts/cspuaug2026.html	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:oracle:helidon:3.2.18:*:*:*:*:*:*:*

History

22 Oct 2026, 17:09

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad en el producto Helidon de Oracle Fusion Middleware (componente: Servidor Web Imperativo). La versión compatible que está afectada es 3.2.18. Vulnerabilidad fácilmente explotable permite a un atacante con pocos privilegios con acceso a la red a través de HTTP comprometer Helidon. Aunque la vulnerabilidad está en Helidon, los ataques pueden impactar significativamente productos adicionales (cambio de alcance). Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso no autorizado a datos críticos o acceso completo a todos los datos accesibles de Helidon, así como acceso no autorizado de actualización, inserción o eliminación a algunos de los datos accesibles de Helidon. Puntuación Base CVSS 3.1 8.5 (Impactos en la Confidencialidad y la Integridad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).

Information

Published : 2026-08-18 21:18

Updated : 2026-10-22 17:09

NVD link : CVE-2026-71155

Mitre link : CVE-2026-71155

CVE.ORG link : CVE-2026-71155

JSON object : View

Products Affected

oracle

helidon

CWE

CWE-284

Improper Access Control

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