Description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.4.1. 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).
Published: 2026-08-18
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 29 Aug 2026 00:00:00 +0000

Type Values Removed Values Added
Title Helidon Unauthorized Data Access Vulnerability

Fri, 28 Aug 2026 19:45:00 +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 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). Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.4.1. 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).
CPEs cpe:2.3:a:oracle:helidon:*:*:*:*:*:*:*:*

Fri, 21 Aug 2026 04:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Data Exposure via Oracle Helidon Web Server

Fri, 21 Aug 2026 03:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Data Exposure via Oracle Helidon Web Server
Weaknesses CWE-200

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

Type Values Removed Values Added
Weaknesses CWE-284
Metrics ssvc

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


Thu, 20 Aug 2026 14:15:00 +0000

Type Values Removed Values Added
Title Unauthorized HTTP Data Exposure in Oracle Helidon 4.5.0

Thu, 20 Aug 2026 02:15:00 +0000

Type Values Removed Values Added
Title Unauthorized HTTP Data Exposure in Oracle Helidon 4.5.0
Weaknesses CWE-200

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

Type Values Removed Values Added
Title Unauthorized Read Access to Helidon Data via Unauthenticated HTTP
Weaknesses CWE-200

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

Type Values Removed Values Added
Title Unauthorized Read Access to Helidon Data via Unauthenticated HTTP
Weaknesses CWE-200

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 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:4.5.0:*:*:*:*:*:*:*
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: 2026-08-28T18:26:56.349Z

Reserved: 2026-08-13T18:41:45.883Z

Link: CVE-2026-73889

cve-icon Vulnrichment

Updated: 2026-08-20T18:11:19.435Z

cve-icon NVD

Status : Modified

Published: 2026-08-18T21:18:21.407

Modified: 2026-08-28T20:19:47.637

Link: CVE-2026-73889

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T23:45:03Z

Weaknesses