CVE-2026-101571
Undergoing Analysis Undergoing Analysis - In Progress

Helidon Security Provider IDCS Mapper Access Control Flaw

Vulnerability report for CVE-2026-101571, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-20

Last updated on: 2026-11-06

Assigner: Oracle

Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-security-providers-idcs-mapper). Supported versions that are affected are 3.0.0-3.2.21 and 4.0.0-4.5.5. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where Helidon executes 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 5.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-20
Last Modified
2026-11-06
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
Oracle Corporation Helidon 3.0.0
Oracle Corporation Helidon 4.0.0

Helpful Resources

Exploitability

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

Attack-Flow Graph

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Executive Summary

This is a vulnerability in Oracle Fusion Middleware's Helidon product, specifically in the helidon-security-providers-idcs-mapper component. It affects versions 3.0.0-3.2.21 and 4.0.0-4.5.5. The issue allows a low-privileged attacker with local access to compromise Helidon and potentially other products. The vulnerability has a CVSS base score of 5.6, indicating a medium severity with confidentiality impacts.

Impact Analysis

An attacker could exploit this to gain unauthorized access to critical data or all data accessible by Helidon. Since the vulnerability allows low-privileged attackers with local access to compromise the system, it poses a risk to data confidentiality within affected environments.

Compliance Impact

This vulnerability could lead to unauthorized data access, which may violate compliance requirements under GDPR (data protection) and HIPAA (health data privacy). Unauthorized access to critical or sensitive data could result in regulatory penalties or breaches of compliance standards.

Mitigation Strategies

Upgrade Helidon to a version not affected by this vulnerability (3.2.22 or later for 3.x, 4.5.6 or later for 4.x). Apply Oracle Fusion Middleware patches as soon as available. Restrict access to the infrastructure where Helidon executes to only authorized users.

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