CVE-2026-71074
Received Received - Intake

Remote Code Execution in Helidon

Publication date: 2026-08-18

Last updated on: 2026-08-18

Assigner: Oracle

Description
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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (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:H).

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Meta Information

Published
2026-08-18
Last Modified
2026-08-18
Generated
2026-08-19
AI Q&A
2026-08-19
EPSS Evaluated
N/A
NVD
CVE-2026-71074

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
oracle helidon 3.2.18

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Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This is a critical vulnerability in Oracle Fusion Middleware's Helidon product, specifically in the Imperative Web Server component. It affects version 3.2.18 and allows unauthenticated attackers to remotely compromise the system via HTTP. Successful exploitation could lead to complete takeover of the Helidon server.

Impact Analysis

An attacker could exploit this to gain full control over your Helidon server, potentially accessing sensitive data, modifying system configurations, or disrupting services. The high CVSS score (9.8) indicates severe impact on confidentiality, integrity, and availability.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations using affected Helidon versions may face compliance violations and legal consequences.

Mitigation Strategies

Upgrade Helidon to a version later than 3.2.18 to address the vulnerability. If immediate upgrade is not possible, restrict network access to the Imperative Web Server component via firewall rules or disable HTTP access until patched.

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