CVE-2026-101573

Undergoing Analysis Undergoing Analysis - In Progress

Unauthenticated Data Access in Helidon

Publication date: 2026-10-20

Last updated on: 2026-11-08

Assigner: Oracle

Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-security-providers-http-auth). Supported versions that are affected are 3.0.0-3.2.21, 4.0.0-4.5.5 and 27.0.0. Difficult to exploit vulnerability allows unauthenticated 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. CVSS 3.1 Base Score 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-11-08

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101573

EUVD

EUVD-2026-105981

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Helidon	3.0.0
Oracle Corporation	Helidon	4.0.0
Oracle Corporation	Helidon	27.0.0

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 is a vulnerability in Oracle Fusion Middleware's Helidon product, specifically in the helidon-security-providers-http-auth component. It affects versions 3.0.0-3.2.21, 4.0.0-4.5.5, and 27.0.0. The flaw allows unauthenticated attackers with network access via HTTP to potentially compromise Helidon and access critical data.

Impact Analysis

An attacker could exploit this to gain unauthorized access to sensitive data or fully access all data accessible by Helidon. This could lead to data breaches, loss of confidential information, or further compromise of systems relying on Helidon for security.

Compliance Impact

This vulnerability could lead to unauthorized data access, violating GDPR's data protection requirements and HIPAA's security rules. Organizations using affected Helidon versions may face compliance violations, legal penalties, and reputational damage due to potential data breaches.

Mitigation Strategies

Upgrade Helidon to a version later than 3.2.21, 4.5.5, or 27.0.0 depending on your current version to address the vulnerability.

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EPSS Chart

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