---
id: CVE-2026-83354
title: >-
  Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware
  (component: Core)
summary: >-
  Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware
  (component: Core).   The supported version that is affected is 15.1.1.0.0.
  Difficult to exploit vulnerability allows low privileged attacker with network
  access vi…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N'
cwe:
  - CWE-200
vendor: Oracle Corporation
product: Oracle Coherence
affected:
  - oracle_coherence 15.1.1.0.0
published: '2026-09-15'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T15:17:17.517'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83354'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
epss: 0.00297
epssPercentile: 0.20022
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-22T14:11:42.331152Z'
ingestedAt: '2026-09-15T20:44:02.535Z'
---

## Overview

Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core).   The supported version that is affected is 15.1.1.0.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Coherence.  While the vulnerability is in Oracle Coherence, 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 Oracle Coherence accessible data. CVSS 3.1 Base Score 6.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N).

## Remediation

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