Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as unauthorized access to critical data or complete access to all Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 9.4 (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:L).
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 20 Aug 2026 14:15:00 +0000

Type Values Removed Values Added
Title Helidon 4.5.0 Vulnerability: Unauthenticated HTTP Access Enables Unauthorized Data Modification and Partial Denial of Service

Thu, 20 Aug 2026 02:00:00 +0000

Type Values Removed Values Added
Title Helidon 4.5.0 Vulnerability: Unauthenticated HTTP Access Enables Unauthorized Data Modification and Partial Denial of Service

Wed, 19 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Title Remote Exploitation via Unauthenticated HTTP Access in Oracle Helidon 4.5.0
Weaknesses CWE-287

Wed, 19 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 19 Aug 2026 07:00:00 +0000

Type Values Removed Values Added
Title Remote Exploitation via Unauthenticated HTTP Access in Oracle Helidon 4.5.0
Weaknesses CWE-284
CWE-287

Tue, 18 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as unauthorized access to critical data or complete access to all Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 9.4 (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:L).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:4.5.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle helidon
References
Metrics cvssV3_1

{'score': 9.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-20T03:55:50.353Z

Reserved: 2026-08-13T18:41:45.889Z

Link: CVE-2026-73920

cve-icon Vulnrichment

Updated: 2026-08-19T12:08:05.417Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-18T21:18:24.967

Modified: 2026-08-21T13:35:08.373

Link: CVE-2026-73920

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T14:00:04Z

Weaknesses