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 low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00183.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Oracle Corporation Helidon affected
Version Status Constraints
4.5.0 affected —

No data.

No data.

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Vendors Products
Oracle Subscribe
Helidon Subscribe

Project Subscriptions

Vendors Products
Oracle Subscribe
Helidon Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.oracle.com/security-alerts/cspuaug2026.html cve-icon cve-icon
History

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

Type Values Removed Values Added
Title Improper Access Control in Oracle Helidon 4.5.0 Enables Unauthorized Data Modification and Retrieval

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

Type Values Removed Values Added
Title Low Privilege HTTP Attack Enables Unauthorized Data Access in Oracle Helidon 4.5.0
Weaknesses CWE-862

Wed, 19 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 19 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Title Low Privilege HTTP Attack Enables Unauthorized Data Access in Oracle Helidon 4.5.0
Weaknesses CWE-284
CWE-862

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 low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/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': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-19T14:42:11.131Z

Reserved: 2026-08-13T18:41:45.887Z

Link: CVE-2026-73911

cve-icon Vulnrichment

Updated: 2026-08-19T14:01:36.696Z

cve-icon NVD

Status : Received

Published: 2026-08-18T21:18:23.907

Modified: 2026-08-19T15:18:04.600

Link: CVE-2026-73911

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T03:45:17Z

Weaknesses