---
id: CVE-2026-83488
title: >-
  Vulnerability in the Helidon product of Oracle Fusion Middleware (component:
  helidon-microprofile-security)
summary: >-
  Vulnerability in the Helidon product of Oracle Fusion Middleware (component:
  helidon-microprofile-security).  Supported versions that are affected are
  4.0.0-4.5.4. Easily exploitable vulnerability allows low privileged attacker
  with netw…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-284
vendor: oracle
product: helidon
affected:
  - 'helidon >= 4.0.0, <= 4.5.4'
published: '2026-09-15'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T19:34:35.090'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83488'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
epss: 0.0023
epssPercentile: 0.12375
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-21T19:04:29.785904Z'
ingestedAt: '2026-09-15T20:44:02.556Z'
---

## Overview

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-microprofile-security).  Supported versions that are affected are 4.0.0-4.5.4. 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).

## Affected

- `helidon >= 4.0.0, <= 4.5.4`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.