CVE-2026-71162

Modified Modified - Updated After Analysis

Unauthenticated Data Access in Oracle Helidon

Publication date: 2026-08-18

Last updated on: 2026-08-28

Assigner: Oracle

Description

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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. 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 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-18

Last Modified

2026-08-28

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-06

NVD

CVE-2026-71162

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	helidon	3.2.18

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Fusion Middleware's Helidon product, specifically version 3.2.18. It allows an unauthenticated attacker to remotely exploit the Imperative Web Server component via HTTP. The flaw enables unauthorized access to sensitive data and potential modifications to some data.

Detection Guidance

Since this is a vulnerability in Oracle Helidon's Imperative Web Server (version 3.2.18), detection involves checking for affected versions and potential unauthorized access. Use commands like 'curl -I http://<target-ip>:<port>' to inspect server headers for Helidon version details. Verify running processes with 'ps aux | grep helidon' or 'systemctl list-units | grep helidon'. Check network connections with 'netstat -tulnp | grep <port>' for suspicious activity.

Impact Analysis

If you use Helidon 3.2.18, an attacker could steal confidential data or alter certain information without authentication. This could lead to data breaches, unauthorized changes, or loss of data integrity.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR's data protection requirements and HIPAA's safeguards for protected health information. Non-compliance may result in legal penalties or reputational damage.

Mitigation Strategies

Upgrade Helidon to a version unaffected by this vulnerability. If upgrading is not immediately possible, restrict network access to the Imperative Web Server component via firewall rules or network segmentation.

Hi! I’m here to help you understand CVE-2026-71162. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70