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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (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:H).

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Fixes

Solution

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Workaround

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History

Thu, 20 Aug 2026 07:15:00 +0000

Type Values Removed Values Added
Title Helidon 4.5.0 Unauthenticated HTTP Exploit Allows Service Takeover

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

Type Values Removed Values Added
Title Unauthenticated HTTP Exploit in Oracle Helidon 4.5.0 Enables Remote Code Execution

Wed, 19 Aug 2026 15:30:00 +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 Unauthenticated HTTP Exploit in Oracle Helidon 4.5.0 Enables Remote Code Execution
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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (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:H).
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': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-19T14:42:04.686Z

Reserved: 2026-08-13T18:41:45.887Z

Link: CVE-2026-73912

cve-icon Vulnrichment

Updated: 2026-08-19T14:04:25.976Z

cve-icon NVD

Status : Received

Published: 2026-08-18T21:18:24.027

Modified: 2026-08-19T15:18:04.713

Link: CVE-2026-73912

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T07:00:06Z

Weaknesses