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 low privileged attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).
Published: 2026-08-18
Score: 8.5 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 20:45:00 +0000

Type Values Removed Values Added
Title Helidon Access Control Bypass Enabling Unauthorized Data Manipulation

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 low privileged attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/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 low privileged attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/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': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


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

Type Values Removed Values Added
Title Helidon Access Control Bypass Enabling Unauthorized Data Manipulation
Weaknesses CWE-284

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

Type Values Removed Values Added
Title Low‑Privileged HTTP Attack Grants Unauthorized Data Access and Privilege Escalation in Oracle Helidon 3.2.18
Weaknesses CWE-269
CWE-285

Thu, 20 Aug 2026 05:15:00 +0000

Type Values Removed Values Added
Title Low‑Privileged HTTP Attack Grants Unauthorized Data Access and Privilege Escalation in Oracle Helidon 3.2.18
Weaknesses CWE-269
CWE-285

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

Type Values Removed Values Added
Title Helidon Vulnerability Enables Low‑Privileged Data Compromise via HTTP
Weaknesses CWE-284

Wed, 19 Aug 2026 05:45:00 +0000

Type Values Removed Values Added
Title Helidon Vulnerability Enables Low‑Privileged Data Compromise via HTTP
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 3.2.18. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/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': 8.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-28T04:22:46.674Z

Reserved: 2026-08-04T22:06:34.620Z

Link: CVE-2026-71155

cve-icon Vulnrichment

Updated: 2026-08-25T01:24:27.792Z

cve-icon NVD

Status : Modified

Published: 2026-08-18T21:18:16.617

Modified: 2026-08-28T05:16:43.820

Link: CVE-2026-71155

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T20:30:08Z

Weaknesses