---
id: CVE-2026-91552
title: >-
  Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion
  Middleware (component: WebCenter Sites)
summary: >-
  Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion
  Middleware (component: WebCenter Sites).  Supported versions that are affected
  are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows
  unauthenticated a…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: Oracle WebCenter Sites
affected:
  - oracle_webcenter_sites 12.2.1.4.0
  - oracle_webcenter_sites 14.1.2.0.0
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:26:29.894Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-91552'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.727Z'
---

## Overview

Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle WebCenter Sites accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

## Affected

- `oracle_webcenter_sites 12.2.1.4.0`
- `oracle_webcenter_sites 14.1.2.0.0`

## Remediation

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