Description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Published: 2026-08-18
Score: 7.5 High
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

Fri, 28 Aug 2026 20:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Leading to Confidential Data Exposure in Oracle Helidon
Weaknesses CWE-284

Fri, 28 Aug 2026 05:00:00 +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 3.2.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N). Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
CPEs cpe:2.3:a:oracle:helidon:*:*:*:*:*:*:*:*

Tue, 25 Aug 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 20 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Leading to Confidential Data Exposure in Oracle Helidon
Weaknesses CWE-200
CWE-284

Thu, 20 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Data Retrieval in Oracle Helidon 3.2.18
Weaknesses CWE-284
CWE-287

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

Type Values Removed Values Added
Title Unauthenticated HTTP Data Retrieval in Oracle Helidon 3.2.18
Weaknesses CWE-284
CWE-287

Wed, 19 Aug 2026 18:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Exploitation in Oracle Helidon 3.2.18
Weaknesses CWE-284
CWE-287

Wed, 19 Aug 2026 06:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Exploitation in Oracle Helidon 3.2.18
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 3.2.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:3.2.18:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle helidon
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-28T04:38:57.480Z

Reserved: 2026-08-13T18:41:45.882Z

Link: CVE-2026-73878

cve-icon Vulnrichment

Updated: 2026-08-25T01:26:44.429Z

cve-icon NVD

Status : Modified

Published: 2026-08-18T21:18:20.163

Modified: 2026-08-28T05:16:44.660

Link: CVE-2026-73878

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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

Weaknesses