---
id: CVE-2026-91430
title: >-
  Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel
  CRM (component: Financial Accounts)
summary: >-
  Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel
  CRM (component: Financial Accounts).  Supported versions that are affected are
  17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker
  w…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: Siebel Apps - Financial Services
affected:
  - siebel_apps_-_financial_services >= 17.0 <= 26.9
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:25:55.520Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-91430'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.758Z'
---

## Overview

Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel CRM (component: Financial Accounts).  Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Financial Services.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Siebel Apps - Financial Services accessible data as well as  unauthorized update, insert or delete access to some of Siebel Apps - Financial Services accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N).

## Affected

- `siebel_apps_-_financial_services >= 17.0 <= 26.9`

## Remediation

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