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).

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Fixes

Solution

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Workaround

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History

Thu, 20 Aug 2026 19:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Access and Partial DoS in Oracle Helidon 4.5.0

Thu, 20 Aug 2026 08:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Access and Partial DoS in Oracle Helidon 4.5.0

Wed, 19 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Attack Enables Unauthorized Data Access and Partial DoS in Oracle Helidon 4.5.0

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 07:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Attack Enables Unauthorized Data Access and Partial DoS in Oracle Helidon 4.5.0
Weaknesses CWE-284

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: 2026-08-20T03:55:51.491Z

Reserved: 2026-08-04T22:06:34.621Z

Link: CVE-2026-71167

cve-icon Vulnrichment

Updated: 2026-08-19T12:08:24.761Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-08-18T21:18:18.050

Modified: 2026-08-20T13:07:58.783

Link: CVE-2026-71167

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T19:30:05Z

Weaknesses