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. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N).
History

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

Type Values Removed Values Added
Title Unauthenticated HTTP Data Modification in Oracle Helidon 4.5.0
Weaknesses CWE-284

Thu, 20 Aug 2026 04:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP-based Data Modification and Disclosure in Oracle Helidon 4.5.0
Weaknesses CWE-20
CWE-284

Wed, 19 Aug 2026 22:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP-based Data Modification and Disclosure in Oracle Helidon 4.5.0
Weaknesses CWE-20
CWE-284

Wed, 19 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Update and Data Access in Oracle Helidon 4.5.0
Weaknesses CWE-20
CWE-284

Wed, 19 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Update and Data Access in Oracle Helidon 4.5.0
Weaknesses CWE-20
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 update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N).
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': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published: 2026-08-18T21:04:02.527Z

Updated: 2026-08-18T21:04:02.527Z

Reserved: 2026-08-13T18:41:45.884Z

Link: CVE-2026-73897

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-08-18T21:18:22.327

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

Link: CVE-2026-73897

cve-icon Redhat

No data.