Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 1.4.20. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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

Type Values Removed Values Added
Title Helidon Unauthenticated HTTP Denial of Service

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 16:30:00 +0000

Type Values Removed Values Added
Title Helidon 1.4.20 Remote Denial of Service via HTTP
Weaknesses CWE-770

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

Type Values Removed Values Added
Title Helidon 1.4.20 Remote Denial of Service via HTTP
Weaknesses CWE-770

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

Type Values Removed Values Added
Title Unauthenticated HTTP DoS in Oracle Helidon 1.4.20
Weaknesses CWE-770

Wed, 19 Aug 2026 09:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP DoS in Oracle Helidon 1.4.20
Weaknesses CWE-770

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 1.4.20. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:1.4.20:*:*:*:*:*:*:*
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:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-20T18:34:06.230Z

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

Link: CVE-2026-71153

cve-icon Vulnrichment

Updated: 2026-08-20T18:10:59.155Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-08-18T21:18:16.393

Modified: 2026-08-20T19:17:00.673

Link: CVE-2026-71153

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T02:45:04Z

Weaknesses