---
id: CVE-2026-83191
title: >-
  Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM
  (component: Server Infrastructure)
summary: >-
  Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM
  (component: Server Infrastructure).  Supported versions that are affected are
  17.0-26.7. Difficult to exploit vulnerability allows unauthenticated attacker
  with netw…
severity: high
cvss: 8.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-269
vendor: Oracle Corporation
product: Siebel CRM Deployment
affected:
  - siebel_crm_deployment >= 17.0 <= 26.7
published: '2026-09-15'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T14:17:35.627'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83191'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-17T13:01:51.321078Z'
epss: 0.00373
epssPercentile: 0.31241
ingestedAt: '2026-09-15T20:44:02.482Z'
---

## Overview

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).  Supported versions that are affected are 17.0-26.7. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP to compromise Siebel CRM Deployment.  Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

## Remediation

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