CVE-2026-101577

Undergoing Analysis Undergoing Analysis - In Progress

Helidon CORS Misconfiguration Leads to Data Integrity Impact

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-cors). Supported versions that are affected are 4.0.0-4.5.5. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 3.1 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/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-2026-101577

EUVD

EUVD-2026-105985

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Helidon	4.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-346	The product does not properly verify that the source of data or communication is valid.

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Fusion Middleware's Helidon product, specifically the helidon-cors component. It impacts versions 4.0.0 to 4.5.5. The issue allows an unauthenticated attacker to potentially modify data in Helidon through crafted HTTP requests. Exploitation requires user interaction and is considered difficult due to network access and human involvement.

Detection Guidance

Detection requires checking for vulnerable Helidon versions (4.0.0-4.5.5) and CORS misconfigurations. Inspect HTTP responses for CORS headers and verify Helidon server versions. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to change or delete data in Helidon without authorization. Since it requires user interaction, victims might unknowingly trigger the attack by visiting a malicious link or page. The impact is limited to data integrity, not confidentiality or availability.

Compliance Impact

This vulnerability could lead to unauthorized data modifications, violating integrity requirements in GDPR and HIPAA. Organizations using affected Helidon versions may face compliance risks if data integrity is compromised, potentially resulting in regulatory penalties or breaches.

Mitigation Strategies

Upgrade Helidon to a version later than 4.5.5 as specified in the vulnerability description to address the issue.

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