Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 4.5.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
History

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

Type Values Removed Values Added
Title Unauthenticated Data Disclosure via Oracle Helidon Imperative Web Server

Wed, 19 Aug 2026 19:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Attack Allows Unauthorized Data Read in Oracle Helidon 4.5.1
Weaknesses CWE-200

Wed, 19 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


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

Type Values Removed Values Added
Title Unauthenticated HTTP Attack Allows Unauthorized Data Read in Oracle Helidon 4.5.1
Weaknesses CWE-200
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 4.5.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:4.5.1:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle helidon
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-19T14:43:17.169Z

Reserved: 2026-08-13T18:41:45.885Z

Link: CVE-2026-73900

cve-icon Vulnrichment

Updated: 2026-08-19T14:24:15.622Z

cve-icon NVD

Status : Received

Published: 2026-08-18T21:18:22.660

Modified: 2026-08-19T15:18:03.350

Link: CVE-2026-73900

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T04:30:06Z