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 and 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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Published: 2026-08-18
Score: 9.8 Critical
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 20:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Code Execution via HTTP in Oracle Helidon

Thu, 27 Aug 2026 18:00:00 +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 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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). 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 and 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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
CPEs cpe:2.3:a:oracle:helidon:*:*:*:*:*:*:*:*

Fri, 21 Aug 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 20 Aug 2026 23:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Code Execution via HTTP in Oracle Helidon
Weaknesses CWE-284

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

Type Values Removed Values Added
Title Unauthenticated Remote Code Execution via HTTP in Oracle Helidon 4.5.0
Weaknesses CWE-284
CWE-78

Thu, 20 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated Remote Code Execution via HTTP in Oracle Helidon 4.5.0
Weaknesses CWE-284
CWE-78

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

Type Values Removed Values Added
Title Remote Code Execution via Unauthenticated HTTP in Oracle Helidon 4.5.0
Weaknesses CWE-94

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

Type Values Removed Values Added
Title Remote Code Execution via Unauthenticated HTTP in Oracle Helidon 4.5.0
Weaknesses CWE-94

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 takeover of Helidon. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
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': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-27T21:34:12.061Z

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

Link: CVE-2026-71152

cve-icon Vulnrichment

Updated: 2026-08-20T18:59:45.711Z

cve-icon NVD

Status : Modified

Published: 2026-08-18T21:18:16.280

Modified: 2026-08-28T00:18:08.917

Link: CVE-2026-71152

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T20:15:06Z

Weaknesses