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 update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).
History

Thu, 20 Aug 2026 14:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Exploitation of Oracle Helidon 4.5.0

Thu, 20 Aug 2026 04:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Exploitation of Oracle Helidon 4.5.0

Wed, 19 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Enables Data Modification and Partial Denial of Service 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': 'partial'}, 'version': '2.0.3'}


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

Type Values Removed Values Added
Title Unauthenticated HTTP Access Enables Data Modification and Partial Denial of Service 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 update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published: 2026-08-18T21:04:09.399Z

Updated: 2026-08-19T12:55:05.012Z

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

Link: CVE-2026-73918

cve-icon Vulnrichment

Updated: 2026-08-19T12:08:08.397Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-18T21:18:24.743

Modified: 2026-08-21T13:35:00.680

Link: CVE-2026-73918

cve-icon Redhat

No data.